Careers360 Logo
ask-icon
share

    Bihar Police Constable 2025 Exam - Exam on July 20, 23, 27 & 20

    author
    Meghana Mohana KrishnanUpdated on Feb 13, 2026 05:44 PM

    About Bihar Police Constable 2025

    Central Selection Board of Constables(CSBC) will conduct the Bihar constable 2025 exam on July 16, 20, 23, 27, 30 & August 3, 2025 in offline mode. The board started releasing the Bihar Police constable admit card 2025 from July 9, 2025 onwards at csbc.bih.nic.in. The Bihar Police Constable application form 2025 was activated from March 18 to April 18, 2025. Candidates were able to check the Bihar constable notification 2025 on March 11, 2025.

    A total of 19838 Bihar police Constable vacancies 2025 were notified in the Bihar police Constable 2025 notification. CSBC conducts the Bihar police constable exam across the state to recruit eligible candidates for the post of Police Constable. Candidates who are shortlisted in the examination will have to undergo a Physical Endurance Test after which a final list of selected candidates for different posts will be released.

    Read More
    Bihar Police Constable 2025 Exam - Exam on July 20, 23, 27 & 20
    Bihar Police Constable 2025 Exam - Exam on July 20, 23, 27 & 20

    Bihar Police Constable 2025 Highlights

    Full Exam Name
    Bihar Police Constable Exam
    Short Exam Name
    Bihar Police Constable
    Conducting Body
    Bihar Police Sub-ordinate Services Commission
    Frequency Of Conduct
    Based on Vacancy
    Exam Level
    Intermediate
    Languages
    English +1 more
    Mode Of Application
    online
    Application Fee
    Online : 675
    Mode Of Exam
    online
    Exam Duration
    2 Hours
    No Of Seats
    19838

    Bihar Police Constable Important Dates

    Bihar Police Constable Bihar Police Constable Exam (session 2025)

    The Bihar police Constable application form 2025 was released from March 18 to April 18, 2025. Eligible candidates can submit the Bihar police constable 2025 application form at official website, csbc.bih.nic.in. Candidates can follow the steps below to apply for Bihar Police Constable Exam 2025. 

    • Visit the official website and click on the direct link to apply online for the post.
    • Then, click on "Click here for New Registration" to create a new registration.
    • Then fill the complete details of Part I & submit.
    • A registration number will be sent to the registered email ID.
    • Click on Login button and enter the details.
    • Fill up the Part II details and submit.
    • Next step includes uploading the photo and signature as per the mentioned dimensions.
    • Finally, a candidate will have to pay the application fee. Complete the online payment and take a print of the registration slip. Retain it for future references.

    Exclusive Careers360 Premium Content

    Get education, career guidance; live webinars; learning resources and more

    Subscribe Now

    As per the eligibility criteria for Bihar Police Constable exam, a candidate must be a minimum of 18 years and a maximum of 25 years. There is relaxation is age in the following cases

    • OBC/EBC Men – 2 years
    • OBC/EBC Women – 3 years
    • SC/ST Men & Women – 5 years
    • Home Guards (Bihar) – 5 years

    Bihar Police Constable exam eligibility criteria – Educational qualifications

    Applicants must have cleared their class 12 or intermediate in order to be eligible for the exam.

    Bihar Police Constable exam physical criteria                                                                                             

                

    Category       

                

    Height (in cm)

                

    Chest (in cm)

                

    UR Men

                

    165

                

    Unexpanded 81 Expanded 86

                

    EBC Men

                

    162

                

    Unexpanded 81 Expanded 86

                

    SC/ST Men

                

    160

                

    Unexpanded 79 Expanded 84

                

    Gorkha of Indian Origin (In Gorkha Batalian Only) Men

                

    158

                

    Unexpanded 79 Expanded 84

                

    Women

                

    155

                

    NA


    Background wave

    Documents Required at Exam Bihar Police Constable 2025

    Bihar Police Constable Exam 2025

    Hall ticket
    Aadhaar card
    Voter ID card
    Driving license
    Passport
    PAN card
    Employee ID card

    The exam pattern of Bihar police Constable 2025 exam states that the exam will be conducted in offline mode. The question papers will include all objective type questions which will have to answered in an OMR sheet provided. There will be a total of 100 questions of 1 mark each and candidates will be provided 2 hours for the same. 50 questions will be asked from Hindi, English, Current Affairs and General awareness and the rest 50 (25+25) will be asked from any two subjects from Maths, Physics, Chemistry, Biology, History, Geography, Polity and Economics. One will have to choose the subjects while applying. Candidate will be required to score 30% marks in order to qualify the exam. The questions will be asked from class 12 syllabus.

    Recommended Exams

    Other Competition Exams

    Graduate Record Exam
    Apply for GRE® Test now & save 10% with ApplyShop Gift Card | World's most used Admission Test for Graduate & Professional Schools

    Bihar Police Constable 2025 Syllabus

    Bihar Police Constable Bihar Police Constable Exam Syllabus

    English: Unit 01


    Note and writing summary of a passage
    • Central/ main point and supporting details etc and perceiving overall meaning and organization
    • Sociopolitical and cultural issues along with the principals enshrined in the constitution

    English: Unit 02


    Comprehension of unseen factual/ imaginative passages/ graph/ chart/ table
    • Reasoning, drawing inferences
    • Sociopolitical and cultural issues along with the principals enshrined in the constitution

    English: Unit 03


    Reading of tales/ short stories/ short plays
    • Bihar writers, Indian writers, commonwealth writers and native writers of English

    English: Unit 04


    Reading of informative pieces/ essays
    • On environment, economics, sports, science, health and hygiene
    • Adolescence, human values and human rights, cultural diversity and unity, reproductive health, art, and culture, mass media, travel and tourism, peace and harmony, etc
    • General knowledge of practical value

    English: Unit 05


    Reading poems for enjoyment and understanding
    • World fame poets (both native and non native poets of English), Indian poets, Bihari poets, commonwealth poets

    English: Unit 06


    Composition on familiar/ contemporary issues
    • Notices, memorandum, formal and informal letters, application, reports, message, CVs, e-mail, formal and informal, etc

    English: Unit 07


    Various registers of English
    • Standard pieces of writing

    English: Unit 08


    Translation from mother tongue into English
    • Topics covering different aspects of life including great personalities, informative and inspiring pieces

    English: Unit 09


    Grammatical items and structures
    • Different tense forms for different kinds of narration (example media commentaries, report, programmes, etc
    • Reported speech in extended text
    • Passive forms in scientific and innovative writing
    • Converting one kind of structures as well as other items to exemplify stylistic variations in different discourses
    • Modal auxiliaries-uses based on semantic considerations
    • Phrases and idioms
    • Analysis
    • Converting one kind of sentence/ clause into a different kind of structures as well as other items to exemplify stylistic variations in different discourses
    • Synthesis

    English: Unit 10


    Precis of a passage
    • Central/ main point and supporting details, etc and perceiving overall meaning, and organization
    • Informative pieces on contemporary burning issues

    History: Unit 01


    Pre-history, proto-history, and history
    • Meaning, scope, and relevance, importance of chronology, sources, periodisation
    • Prehistoric cultures: Sites, tools and equipments

    History: Unit 02


    The pre-historic world
    • Origin of human being and stages of prehistoric evolution
    • Harappan civilization: Urban traits, material life, socio religious life

    History: Unit 03


    Ancient Civilizations
    • Mesopotamia, Rome, China, Greece
    • Emphasis on efforts to regulate the order (law codes), science, technology and philosophy
    • Empire building endeavors, slavery and position of women
    • Early Indian religions: Vedic, Buddhism, Buddhist sites of Bihar, Jainism, Vaishnavism, Shaivism

    History: Unit 04


    The medieval order
    • Feudalism, states and church
    • The Arabian experience
    • Constructive aspects of feudalism
    • Inner contradictions and decay of feudalism
    • Political and economic history of the Mauryan: Rise of Magadh, growth of Patliputra, Mauryan stone pillars

    History: Unit 05


    Vehicles of modernization
    • Ideas institutions and events
    • Geographical discoveries, renaissance, reformation, inventions in science and technology
    • Culture and economy from post Mauryan to Gupta period: Foreign influx, language and literature, trade and industries, science and technology-Aryabhatta

    History: Unit 06


    Modernization affirmed
    • The British experience: (a) Revolution of 1688, (b) industrial revolution
    • The American war of independence
    • The French revolution
    • Economy society and culture during early medieval period: Varna and caste system, evolution of regional cultural identities, agrarian relations

    History: Unit 07


    Spread of modernization
    • Europe: Greece, Italy, Germany, Turkey
    • Asia: China, Japan, Iran, India
    • Political changes under sultanate: A brief survey of the ruling dynasties and important rulers thereof

    History: Unit 08


    Ills of modernity
    • Colonialism and neo-colonialism in Africa, Asia, and western world
    • The first world war
    • Indo-Islamic culture (1500-1700): Language and literature, art and architecture, dress and life style

    History: Unit 09


    Three ideologies and their mutual conflicts
    • Capitalism, socialism/ communism, Fascism/ Nazism, the second world war
    • Urban economy in medieval age: Crafts, trade, urban centers (emphasis on towns of Bihar)

    History: Unit 10


    Sanity vs. motivated politics
    • League of nations, UNO, non-aligned movement, Cold war, decolonization
    • Bhakti and sufi movements: Leading saints and their sayings, characteristic features, contributions to Indian culture

    History: Unit 11


    Further changes/ post-modernization
    • The Chinese experience, breakup of the USSR, globalization
    • The rule of the east India company: Revenue settlements, economic impact, policies of expansion

    History: Unit 12


    The revolt of 1857
    • Causes, nature, effects and role of Kunwar Singh in Bihar

    History: Unit 13


    The Indian awakening in 19th century
    • Important personalities and organization, points of self introspection, dimensions of international consciousness development

    History: Unit 14


    The nationalist movements (1918-1947)
    • Non-cooperation movement, civil disobedience movement, quit India movement, the naval mutiny, NB-activates in Bihar must be mentioned

    History: Unit 15


    Partition and independence
    • Muslim league and the two nation theory, Wavell plan, Mountbatten plan, India independence act, Pangs of partition

    History: Unit 16


    Visions of the new state
    • Making of the constitution, reorganization of states, five year plans and missed economy, non-alignment

    Geography: Unit 01


    Geography as a discipline
    • Nature and scope, science and spatial attributes, branches of geography, importance of physical geography (nature and scope)

    Geography: Unit 02


    Earth
    • Origin and evolution of the earth
    • Interior of the earth
    • Wegener’s continental drift theory and plate tectonics
    • Geological process earthquake, volcanoes

    Geography: Unit 03


    Landforms
    • Minerals and rocks, types of rocks and its characteristics
    • Geomorphic process weathering and erosion
    • Landforms and its types

    Geography: Unit 04


    Climate
    • Composition and structure
    • Elements of weather and climate
    • Insolation: Angle of incidence of sun’s ray and distribution, heat budget
    • Heating and cooling of atmosphere
    • Conduction, convection, radiation
    • Problems of global warming
    • Green house effects
    • Pressure belts
    • Winds: Planetary, seasonal and local and its effects
    • Air masses and fronts
    • Cyclones: Tropical and temperate
    • Condensation and evaporation process

    Geography: Unit 05


    Hydrosphere (water) oceans
    • Hydrological cycle, study of submarine relief
    • Distribution of temperature and salinity
    • Movements of ocean water waves, tides and currents

    Geography: Unit 06


    Biosphere
    • Ecosystems
    • Role of man in ecological imbalance
    • Human and environmental effects

    Geography: Unit 07


    Resource
    • Meaning and scope, concept, classification and conservation

    Geography: Unit 08


    Man and environment
    • Major natural regions of the world, equatorial region, monsoon region, tropical region, temperate grassland, human life

    Geography: Unit 09


    Main crops of the world
    • Grains-rice, wheat and pulses, cash crops-cotton and sugarcane, plantation crops-tea, milk production, geographical conditions, distribution and world-trade of different crop’s production

    Geography: Unit 10


    Major industries of the world
    • Utility and distribution of iron-ore, cotton-textile, factors of industrialization and its effects on the economy

    Geography: Unit 11


    Fundamentals of human geography
    • Nature and Scope

    Geography: Unit 12


    People
    • Population of the world, distribution, density and growth
    • Population change, spatial pattern and structure, determinant of population changes, age and sex ratio, rural urban composition
    • Human development, concept, selected indicators, international comparison

    Geography: Unit 13


    Human activities
    • Primary activities: Concept and changing trends, gathering, pastoral mining, subsistence agriculture
    • Secondary activities: Concept, manufacturing agro processing, house-hold, small scale, large scale
    • Tertiary activities: Concept, trade, transport, and communication and trade
    • Quaternary activities: Concepts knowledge based industry, information technology-USA, Britain, India its contribution

    Geography: Unit 14


    Transport, communication, and trade
    • Land transport: Road, railways, air, water
    • Satellite communication, cyber zone, international technology-USA, Britain, India its contribution

    Geography: Unit 15


    Human settlement
    • Types, characteristics and problem
    • Rural and urban, morphology of cities, problems related to human settlements in developing country

    Geography: Unit 16


    Introduction
    • Location, neighborhood relations and place of India in the world

    Geography: Unit 17


    Physical aspects and drainage systems
    • Physiographic, relief, drainage systems, physical divisions

    Geography: Unit 18


    Climate, vegetation and soil
    • Weather and climate, distribution of temperature, pressure, winds and rainfall. Indian monsoons, climate, vegetation, and soil-distribution
    • Wildlife conservation, soil, major types ( ICAR classification ) their distribution and conservation

    Geography: Unit 19


    Resources and development
    • Land resources: Agriculture land-use major crops and agricultural development and problems
    • Water resources: Achievement and usages, problems, and conservation
    • Mineral and energy resources: Metals and non-metals, minerals and its distribution, and conservation, conventional and non-conventional resources of energy

    Geography: Unit 20


    Transport, communication, and international trade
    • Road, railway, water-ways, airways, gas and oil pipeline, national electricity grid

    Geography: Unit 21


    Population
    • Distribution, density and growth, composition of population, language, and religion, rural-urban population

    Geography: Unit 22


    Natural hazards and managements
    • Flood and drought, earthquake and volcano, landslides, cyclones, Tsunami

    Political science: Unit 01


    Concept of politics
    • Nature, definition, and scope of political science
    • Traditional and modern view, characteristics and differences
    • Relation of political science with other social sciences-history, economics, sociology, psychology, geography, and philosophy
    • Significance of the study of political science
    • Indian government and politics-making of Indian constitution and its goal: Constitutional development, sources of constitution, constituent assembly, preamble

    Political science: Unit 02


    State
    • Definition, essential elements of state, nature, justification, and importance of state
    • Salient feature of Indian constitution

    Political science: Unit 03


    Theories of the origin of state
    • Divine theory, force theory, social contract theory, evolutionary theory
    • Working of federalism in India: Indian federation and its units, process of changes of name, boundary and territory of state. Controversial issues. Aim and characteristics of federal state. Unitary features

    Political science: Unit 04


    Sovereignty
    • Definition, characteristics, kinds, characteristics of monistic and pluralistic, impact of globalization
    • Fundamental rights and duties: Meaning, importance, characteristics, amendments in fundamental rights

    Political science: Unit 05


    Key concepts
    • Law: Meaning, source, type, relation between law and ethics, liberty: Meaning, type, equality: Meaning, type, relation between liberty and a equality
    • Justice: Meaning, features, type, social justice, rights: Meaning, types, characteristics, difference theories, Laskis view of right
    • Duties: Meaning, duty of an ideal citizen, relationship between rights and duties
    • Directive principals of state policy: Nature and sources, difference between fundamental rights and directive principles of state policy, importance

    Political science: Unit 06


    Union executives
    • President: Election, powers, functions, real position, impeachment
    • Vice-president: Election power and function
    • Council of ministers: Composition (with special reference to coalition politics)
    • Prime minister: Power, function, duties, role

    Political science: Unit 07


    Parliament
    • Lok sabha: Composition, power, function
    • Rajya sabha: Composition, power, function

    Political science: Unit 08


    State executive
    • Governor: Power, function, and position
    • Council of ministers: Power, function, and role with special reference to coalition politics
    • Chief minister: Power, function, duties, and role

    Political science: Unit 09


    State legislature
    • Bihar legislative assembly: Composition, power, and function
    • Bihar legislative council: Composition, power, and function

    Political science: Unit 10


    Indian Judiciary
    • Supreme court of India: Organization and function
    • Patna high court: Organization and functions
    • Lok adalat, fast tract courts, family courts, PIL

    Political science: Unit 11


    Electoral systems in India
    • Election commission
    • Electoral process: Maladies and reforms
    • Importance of voting
    • Party system and role opposition

    Political science: Unit 12


    Working of local self government with special reference to Bihar
    • 73rd and 74th constitutional amendments
    • Bihar panchayati raj (amendment) act-2006, rural and urban local government

    Political science: Unit 13


    National integration and challenges
    • Communalism, regionalism, casteism, naxalism

    Political science: Unit 14


    Foreign policy of India
    • Determinants, basic principles with special reference to nuclear policy, NAM, SAARC, UNO

    Physics: Unit 01


    Physical world and measurement
    • Physics: Scope and excitement, nature of physical laws, physics, technology, and society
    • Need of measurement: Unit of measurements, system of units, S.I. units, fundamental and derived units, length, mass and time measurements, accuracy and precision of measuring instruments, errors in measurement, significant figures
    • Need of measurement: Regular and irregular errors. Dimension of physical quantities, dimensional analysis and its applications. Dimension of physical quantities, dimensional analysis and its applications

    Physics: Unit 02


    Kinematics
    • Frame of reference, Motion in straight line, position time graph, speed and velocity, Uniform and non-uniform motion, average speed and instantaneous velocity, uniformly accelerated motion, velocity time and position time graphs
    • Relations for uniformly accelerated motion (graphical treatment)
    • Elementary concepts of differentiation and integration for describing motion
    • Scalar and vector quantities: Position and displacement vectors, general vectors and notation, equality of vectors, multiplication of vectors by a real number, addition and subtraction of vectors, relative velocity. Unit Vector
    • Scalar and vector quantities: Resolution of a vector in a plane-rectangular components. Motion in a plane, cases of uniform velocity and uniform acceleration-projectile motion, uniform circular motion

    Physics: Unit 03


    Laws of motion
    • Intuitive concept of force, Inertia, Newton’s first law of motion, momentum and Newton’s second law of motion, impulse, Newton’s third law of motion, law of conservation of linear momentum and its applications
    • Equilibrium of concurrent forces, static and kinetic friction, laws of friction, rolling friction, lubrication
    • Dynamics of uniform circular motion: Centripetal force examples of circular motion (vehicle on level circular road, vehicle on banked road)

    Physics: Unit 04


    Work, energy, and power
    • Scalar product of vector work done by a constant force and a variable force, kinetic energy, work energy theorem, power
    • Notion of potential energy, potential energy of a spring, conservative forces, conservation of mechanical energy (kinetic and potential energies), non conservative forces, elastic and inelastic collisions in one and two dimension

    Physics: Unit 05


    Motion of system of particles and rigid body
    • Centre of mass of two-particles system, momentum, conservation and centre of mass motion, centre of mass of a rigid body, centre of mass of circular ring, disc, rod and sphere
    • Vector product of vectors, momentum of a force, torque, angular momentum, conservation of angular momentum with some examples
    • Equilibrium of rigid bodies, rigid body rotation and equations of rotational motion, comparison of linear and rotational motion, moment of inertia, radius of gyration
    • Values of M.I. for simple geometrical objects (no derivation), statement of parallel and perpendicular axes theorems, and their applications

    Physics: Unit 06


    Gravitation
    • Keplar’s laws of planetary motion, the universal law of gravitation, acceleration due to gravity and its variation with altitude, and depth
    • Gravitational potential energy, gravitational potential, escape velocity, orbital velocity of satellite, geostationary satellites

    Physics: Unit 07


    Properties of bulk matter
    • Elastic behavior, stress-strain relationship, Hooke’s law, Young’ moduls, bulk modulus, deformation, shear modulus of rigidity
    • Pressure due to fluid column, Pascal’s law and its applications/ hydraulic lift and hydraulic brakes
    • Effect of gravity on fluid pressure
    • Viscosity, Stoke’ law, terminal velocity, Reynolds's number, streamline and turbulent flow, Bernoulli’s theorem and its applications
    • Surface energy and surface tension, angle of contact, application of surface tension, ideas of drops, bubbles and capillary rise

    Physics: Unit 08


    Heat and thermodynamics
    • Heat, temperature, thermal expansion, specific heat capacity, calorimetry, change of state, latent heat
    • Heat transfer: Conduction, convection, and radiation, thermal conductivity, Newton’s law of cooling. Thermal equilibrium and definition of temperature (zeroth law of thermodynamics). Heat, work, and internal energy
    • First law of thermodynamics
    • Second law of thermodynamics, reversible, and irreversible processes
    • Heat engines and refrigerators

    Physics: Unit 09


    Behaviour of perfect gas and kinetic theory of gases
    • Equation of state of a perfect gas, work done on compressing a gas
    • Kinetic theory of gases: Assumptions, concept of pressure, kinetic energy and temperature, RMS speed of gas molecules, degrees of freedom, law of equipartition of energy (statement only) and application to specific heat capacities of gases
    • Kinetic theory of gases: Concept of mean free path, Avogadro’s number

    Physics: Unit 10


    Oscillations and waves
    • Periodic motion: Period, frequency, displacement as a function of time, periodic functions, simple harmonic motion (SHM) and its equation, phase, oscillation of a spring-restoring force and force constant energy in SHM, kinetic and potential energies
    • Periodic motion: Simple pendulum-derivation of expression for its time period) free, forced and damped oscillations (qualitative ideas only), resonance
    • Wave motion, longitudinal and transverse waves, speed of wave motion, displacement relation for a progressive waves, principle of superposition of waves, reflection of waves, standing waves in string and organ pipes, fundamental mode and harmonics, beats
    • Doppler effect

    Physics: Unit 11


    Electrostatics
    • Electric charges and their conservation, Coulomb’s law, force between two points charges, forces between multiple charges, superposition principal and continuous charge distribution
    • Electric field, electric field due to a point charge, electric field lines, electric dipole, electric field fue to a dipole, torque on a dipole in a uniform electric field
    • Electric flux, statement of Gauss; theorem and its applications to find field due to infinitely long straight wire, uniformly charged infinite plane sheet and uniformly charged thin spherical shell (field inside and out side)
    • Electric potential, potential difference, electric potential due to a point charge, dipole and system of charges, equi-potential surfaces, electrical potential energy of a system of two point charges and of electric dipole in an electrostatic field
    • Conductors and insulators, free charges and bound charges inside a conductor
    • Dielectric and electric polarization capacitors, and capacitance combination of capacitors in series and in parallel capacitance of a parallel plate capacitor with and without dielectric medium between plates, energy stored in a capacitor
    • Van de Graff generator

    Physics: Unit 12


    Current electricity
    • Electric current flow of electric charges in a metallic conductor, drift velocity and mobility, and their relation with electric current, Ohm’s law, electrical resistance, V-I characteristic (linear and non linear), electrical energy and power
    • Electrical resistivity and conductivity carbon resistors, colour code for carbon resistors, series and parallel combinations of resistors, temperature dependence of resistance, Internal resistance of a cell, potential difference and EMF of a cell
    • Combination of cells in series and in parallel
    • Kirchhoff's laws and simple applications, Wheatstone bridge, meter bridge
    • Potentiometer-principal and applications to measure potential difference and for comparing EMF of two cells, measurement of internal resistance of a cell

    Physics: Unit 13


    Magnetic effects of current and magnetism
    • Concept of magnetic field, Oersted’s experiment Biot-Sevart law and its application to current carrying circular loop
    • Ampere’s law and its applications to infinitely long straight wire, straight and toroidal solenoids, force on a moving charge in uniform magnetic field, cyclotron
    • Force on a current carrying conductor in a uniform magnetic field
    • Force between two parallel current carrying conductor-definition of ampere, torque experienced by a current loop in a uniform magnetic field
    • Moving coil galvanometers, its current sensitivity and conversion to ammeter and voltmeter voltage current loop as a magnetic dipole and its magnetic dipole moment
    • Magnetic dipole moment of a revolving electron
    • Magnetic field intensity due to a magnetic dipole (bar magnate) along its axis and perpendicular to its axis, torque on a magnetic dipole (bar magnet) in a uniform magnetic field, bar magnet as an equivalent solenoid, magnetic field lines
    • Earth’s magnetic field and magnetic elements, para, dia, and ferro-magnetic substances, with examples, electromagnets and factors affecting their strength, permanent magnets

    Physics: Unit 14


    Electromagnetic induction and alternating currents
    • Electromagnetic induction, Faraday’s law, induced EMF and current, Lenz’s law, Eddy currents, self and mutual inductance
    • Need for displacement current: Alternating currents, peak and RMS value of AC/ voltage, reactance and impedance, LC, oscillations (qualitative treatment only), LCR series circuit, resonance, power in AC circuits, wattless currents
    • Need for displacement current: AC generator and transformer

    Physics: Unit 15


    Electromagnetic waves
    • Electromagnetic waves and their characteristics (qualitative ideas only), transverse nature of electromagnetic waves
    • Electromagnetic spectrum/ radio waves, micro waves, infrared, visible, ultraviolet, X-ray, gamma rays including elementary facts about their uses

    Physics: Unit 16


    Optics
    • Reflection of light, spherical mirrors, mirror formula, refraction of light, total internal reflection and its application, optical fibers, refraction at spherical surfaces, lenses, thin lens formula, lens maker’s formula, magnification, power of a lens
    • Combination of thin lenses in contact
    • Refraction and dispersion of light through a prism, scattering of light-blue colour of the sky and reddish appearance of the sun at sunrise and sunset
    • Optical instrument: Human eye, image formation and accommodation, correction of eye defects (myopia, hypermetropia, presbyopia, and astigmatism) using lenses, microscopes and astronomical telescope (reflecting and refracting) and their magnifying powers
    • Wave optics: Wave fronts and Huygens's principle, reflection and refraction of plane wave at a plane surface using waveforms. Proof of laws of reflection and refraction using Huygens's principle, Interference
    • Wave optics: Young’s double slit experiment and expression for fringe with, coherent sources and sustained interference of light, Diffraction due to a single slit, width of central maximum. Resolving powers of microscopes and astronomical telescope
    • Wave optics: Polarization, plane polarized light, Brewster’s law, uses of plane polarized light and polaroids

    Physics: Unit 17


    Dual nature of matter and radiation
    • Photoelectric effect, Hertz and Lenard’s observations
    • Einstein’s photoelectric equation, particle nature of light
    • Matter waves: Wave nature of particles, De-Broglie relation, Devission-Germer experiment

    Physics: Unit 18


    Atoms and nuclei
    • Alpha-particle scattering experiments, Rutherford model of atom, Bohr model, energy levels, hydrogen spectrum-composition and size of nucleus, atomic masses, isotopes, isobars, isotones
    • Radioactivity-alpha, beta, and gamma particle/ rays and their properties, radioactive decay law
    • Mass energy relation, mass defect, binding energy per nucleon and its variation with mass number, nuclear fission and fusion

    Physics: Unit 19


    Electronic devices
    • Semiconductors, semiconductor diode-I.V. characteristics in forward and reverse bias, diode as a rectifier, I-V characteristics of LED, photodiode, solar cell and Zener diode, Zener diode as a voltage regulator, junction transistor, transistor action
    • Characteristics of a transistor, transistor as an amplifier (common emitter configuration) and oscillator, logic gates (OR, AND, NOT, NAND, and NOR), transistor as a switch, Boolean algebra (elementary ideas only)

    Physics: Unit 20


    Communication systems
    • Elements of communication system (block diagram only), bandwidth of signals (speech, TV and digital data), bandwidth of transmission medium propagation of electromagnetic waves in the atmosphere, sky and space wave propagation, need for modulation
    • Production and detection of an amplitude-modulated wave
    • Satellite communication system and its uses: Elementary ideas of electronic gadget used in our daily life like-mobile, fax, modem, computer and internet, remote sensing etc

    Economics: Unit 01


    Introduction
    • What is economics?, basic understanding of economics and economic phenomenon especially in context of the concept of scarcity and allocation of resources
    • Definitions of economics: Adam Smith, Alfred Marshall, Lionel Robbins, Samuelson
    • Meaning, scope, and importance of statistics in economics

    Economics: Unit 02


    Collection, organization, and presentation of data
    • Collection of data-sources of data-primary and secondary; how basic data is collected; methods of collecting data; three important sources of secondary data
    • Census of India, national sample survey organization and directorate of statistics and evaluation, Bihar, Patna
    • Organization of data: Meaning and types of variables; frequency distribution
    • Presentation of data: Tabular presentation and diagrammatic presentation of data-(i) geometric forms (bar diagrams and pie diagrams), (ii) frequency diagrams (histogram, polygon and ogive) and, (iii) arithmetic line graphs (time series graph)

    Economics: Unit 03


    Statistical tools and interpretation
    • Measures of central tendency-mean (simple and weighted), median and mode
    • Measures of dispersion-absolute dispersion (range, quartile deviation, mean deviation and standard deviation), relative dispersion (coefficient of quartile-deviation, coefficient of mean deviation, coefficient of variation)
    • Lorenz Curve: Meaning and its application
    • Introduction of index numbers-meaning; what does an Index number show, measure or indicate; how you can construct index number; types-wholesale price index, consumer price index and index of industrial production, uses of index numbers
    • Inflation and index numbers

    Economics: Unit 04


    Economic development of Bihar and India
    • Development policies and experience (1947-90): A brief introduction of the state of economy of Bihar and Indian on the eve of independence. Common goals of five year plans. Main features
    • Development policies and experience (1947-90): Problems and policies of-(i) agriculture (institutional aspects and new agricultural strategy etc), (ii) industry (agro-based, industrial licensing, etc) and, (iii) foreign trade
    • Economic reforms since-1991: Need and main features-liberalization, globalization, and privatization. An appraisal of SEZ and LPG policies. Impact of Bihar
    • Current challenges facing economy of Bihar and India: Poverty-absolute and relative; meaning of poverty line; vicious circle of poverty; causes of poverty; government and non-government measures on poverty alleviations
    • Current challenges facing economy of Bihar and India: Main programmes for poverty alleviation: A critical assessment. Rural development: Key issues-credit and marketing-role of cooperatives and self help groups; agricultural diversification
    • Current challenges facing economy of Bihar and India: Rural development-alternative farming-organic farming. Population growth over the years; census of 2001; age, sex composition; density of population and occupational distribution
    • Current challenges facing economy of Bihar and India: The current national policy on population. Human capital formation: How people become resource; role of human capital in economic development; growth of education sector in India
    • Current challenges facing economy of Bihar and India: Employment-growth informalisation and other issues; problems and policies. Infrastructure: Meaning and tupes; case studies: Energy and health problems and policies-a critical assessment
    • Current challenges facing economy of Bihar and India: The role of public distribution system in providing food security in Bihar; a critical examination of the PDS. Capital formation in Bihar; capital requirements for economic growth
    • Current challenges facing economy of Bihar and India: Environment-sustainable economic development; limited availability of resources; environmental degradation
    • Development experience of Bihar: A comparison with other states, Bihar and Punjab, Bihar and Maharashtra issues: Growth, sectoral development and other developmental indicators
    • Development experience of India: A comparison with neighbours, India and Pakistan, India and China Issues: Growth, sectoral development, and other developmental indicators

    Economics: Unit 05


    Introductory microeconomics
    • Introduction: What is microeconomics ?, central problems of an economy, production possibility curve and opportunity cost
    • Consumer behaviour and demand: Consumer’s equilibrium-meaning and attainment of equilibrium through utility apporoach: One and two commodity cases; demand, market demand, determinants of demand, demand schedule, demand curve
    • Consumer behaviour and demand: Movement along and shifts in demand curve. Price elasticity of demand, measurement of price elasticity of demandpercentage, total expenditure and geometric method
    • Producer behaviour and supply: Production function-returns to factor and returns to scale. Supply: Market supply, determinants of supply, supply schedule, supply curve movement along and shifts in supply curve, price elasticity of supply
    • Producer behaviour and supply: Supply-measurement of price elasticity of supply percentage and geometric method. Cost and revenue: Short run costs-total cost, total variable cost, total fixed cost; average fixed cost
    • Producer behaviour and supply: Cost and revenue-average variable cost and marginal costmeaning, and their relationship. Revenue-total, average and marginal revenue; opportunity cost: Definition, application
    • Producer behaviour and supply: Producers’ equilibrium-meaning and its conditions in terms of total cost, and total revenue
    • Forms of market and price determination: Forms of market-perfect competition, monopoly, monopolistic competition-their meaning and features. Price determination under perfect competition-equilibrium price, effects of shifts in demand and supply
    • Simple applications of tools of demand and supply curves: The teachers can be given the flexibility to choose the issues: rationing, floor and ceilings and food availability decline (FAD) theory
    • Simple applications of tools of demand and supply curves: The teachers are encouraged to choose alternative examples that are simple and easy to understand

    Economics: Unit 06


    Introductory macroeconomics
    • National income and related aggregates: Macroeconomics-meaning, circular flow of income, concepts of GDP, GNP, NDP, NNP (at market price and factor cost), national disposable income (gross and net); private income
    • National income and related aggregates: Macroeconomics-personal income and personal disposable income. Measurement of national income: Value added method, income method, and expenditure method
    • Determination of income and employment: Aggregate demand, aggregate supply and their components. Propensity to consume and propensity to save (average and marginal), meaning of involuntary unemployment and full employment. Two sector model
    • Determination of income and employment: Concept of investment multiplier and its working
    • Determination of income and employment: Problems of excess and deficient demand-measures to correct excess and deficient demand-availability of credit, change in government spending
    • Money and banking: Money-meaning, evolution and functions. Inflation: Cost-push; demand-pull; causes, effects of inflation on different groups of society; measures to control inflation. Central bank-meaning and functions
    • Money and banking: Commercial banks-meaning and functions. Recent significant reforms and issues in Indian banking system: Privatization and modernization
    • Government budget and the economy: Government budget-meaning and its components. Objectives of government budget. Classification of receipt-revenue and capital; taxes-types, classification of expenditure- revenue and capital
    • Government budget and the economy: Plan and non plan and developmental and non-developmental. Balanced budget, surplus budget, and deficit budget: Meaning and implication. Revenue deficit, fiscal deficit and primary deficit: Meaning and implications
    • Government budget and the economy: Fiscal deficit and primary deficit-measures to contain different deficits. Latest budget of Bihar and India
    • International trade: Why international trade takes place, balance of payments accounts-meaning and components, foreign exchange rate-meaning (fixed and flexible), merits and demerits, determination through demand and supply
    • International trade: A brief analysis about recent exchange rate issues

    The admit card of Bihar Police Constable 2025 was released from July 9, 2025 onwards. The Bihar Police constable 2025 hall ticket was released on the official website of Bihar Police and candidates can download it using their application number. Candidates are required to carry their Bihar police constable admit cards 2025 to the exam centres. Candidates who fail to do so will not be permitted to take the exam.

    The conducting body will release the result of Bihar Police Constable exam 2025 in the online mode at csbc.bih.nic.in. Shortlisted candidates will have to undergo Physical Endurance Test (PET) and those who qualify the same will be recruited for the Bihar Police Constable posts.

    General Information

    Relevant Links:

    Official Website Link Click Here, + 3 more

    Frequently Asked Questions (FAQs)

    Q: When was the Bihar Police Constable application form 2025 released?
    A:

    Bihar Police Constable application form was released on March 18, 2025

    Q: What is the minimum age to apply for Bihar Police Constable exam?
    A:

    The minimum age to apply for Bihar Police Constable exam is 18 years.

    Q: What is the educational qulification required for the Bihar Police Constable exam?
    A:

    Applicant must be 12th passed to apply for Bihar Police Constable 2025 exam.

    Q: What is the application fee for Bihar Police Constable exam 2025?
    A:

    The application form fee for Bihar Police Constable exam is Rs 675 for general and OBC candidates. and Rs 180 for SC/ST/female candidates.

    Q: When was the Bihar Police Constable notification released?
    A:

    Bihar Police Constable 2025 notification was released on March 11, 2025.

    Q: When will the Bihar police constable exam 2025 be conducted?
    A:

    The 2025 Bihar police constable exam is going to be conducted between July 16 to August 3, 2025.

    Articles
    |
    Upcoming Competition Exams

    Questions related to Bihar Police Constable

    On Question asked by student community

    Have a question related to Bihar Police Constable ?

    Hello Tannu

    The Bihar Police Constable vacancy for 2026 is expected to be more than 22,000 post which would be clarified in the official notification which is likely to be released by the end of 2025 or early 2026.

    Keep checking the official CSBS (Central Selection Board of Constable) website

    The Central Selection Board of Constable (CSBC) has released a notification for the recruitment of 4361 Constable Driver posts in the Bihar Police and Bihar Special Armed Police Department.

    Online applications for these positions began on July 21, 2025, and will remain open until August 20, 2025. Eligible and interested

    The result for written examination for PET of Bihar Police Constable has been announced on June 8, 2020. In case you are unable to download the admit card you can mail to the authority mentioning your entire problem at csbc-bih@nic.in as soon as possible.

    http://csbc.bih.nic.in/Feedback.htm