Staff Selection Commission Sub Inspector Exam
Question : Select the most appropriate meaning of the highlighted idiom in the given sentence. Nancy held a grudge against her teacher for a long time, but she finally decided to let bygones be bygones.
Option 1: Change the past
Option 2: Take revenge
Option 3: Flatter someone
Option 4: Ignore the past
Correct Answer: Ignore the past
Solution : The fourth option is the correct answer.
The idiom let bygones be bygones means to forgive or forget about past grievances or conflicts. In the context of the sentence, Nancy had been holding a grudge against her teacher, but she decided to let
Question : The number of different colleges in India in different years is given in the graph. The percent distribution of different colleges in the years 1980 and 1990 is shown in the pie chart.
What is the difference in the number of engineering colleges in the 80's and 90 's?
Option 1: 13,000
Option 2: 10,000
Option 3: 15,000
Option 4: none
Correct Answer: 13,000
Solution : Number of colleges in 80's = 20,000 Percentage of engineering colleges in 80's = 15% Number of engineering colleges in 80's = $\frac{15}{100}\times 20000$ = 3,000 Number of colleges in 90's = 40,000 Percentage of engineering colleges in 90's = 40% Number of engineering colleges
Question : Which of the following rules is used to find the direction of the magnetic field associated with a current-carrying conductor?
Option 1: Left-hand rule
Option 2: Fleming’s right-hand rule
Option 3: Maxwell’s corkscrew rule
Option 4: Fleming’s left-hand rule
Correct Answer: Maxwell’s corkscrew rule
Solution : The correct answer is Maxwell's corkscrew rule.
With a straight current-carrying conductor, the direction of the magnetic field is determined by Maxwell's right-hand thumb rule. The rest of the curled fingers on the right hand determine the direction of the magnetic field surrounding
Question : A cuboidal room's internal measures are a length of 12 m, a breadth of 8 m, and a height of 10 m. The total cost (in INR ) of whitewashing all four walls of the room and also the ceiling of the room, if the cost of whitewashing is INR 25 per m2 is:
Option 1: 12,400
Option 2: 12,000
Option 3: 18,000
Option 4: 13,600
Correct Answer: 12,400
Solution : The lateral surface area of the room = 2 × h × (l + b), where l = length, b = breadth, and h = height. According to the question Lateral surface area = Area of walls = 2 × 10 × (12 + 8)
Question : Select the most appropriate synonym of the given word. Conjure
Option 1: Appeal
Option 2: Quiet
Option 3: Appease
Option 4: Content
Correct Answer: Appeal
Solution : The correct answer is the first option.
The word "conjure" means to invoke or call upon (a spirit or deity) through a ritual, or to make something appear by magic or as if by magic.
"Appease" is the most appropriate synonym in this context because
Question : Select the most appropriate meaning of the given idiom.
Make up one’s mind
Option 1: to achieve
Option 2: to lie
Option 3: to decide
Option 4: to pretend
Correct Answer: to decide
Solution : The correct choice is the third option.
Make up one’s mind is an idiom that means deciding something or making a choice after considering different options or possibilities. It signifies the process of coming to a conclusion or reaching a decision about something.
Question : Find the LCM of 25, 30, 50, and 75.
Option 1: 15.0
Option 2: 150
Option 3: 1.50
Option 4: 75
Correct Answer: 150
Solution : Factors of 25 = 5 × 5 Factors of 30 = 5 × 3 × 2 Factors of 50 = 5 × 5 × 2 Factors of 75 = 5 × 5 × 3 LCM of 25, 30, 50, and 75 = 5 × 5
Question : In 2012, for which of the following films did Pandit Birju Maharaj win the "Best Choreography" category National Award?
Option 1: Nanban
Option 2: Vishwaroopam
Option 3: Ambuli
Option 4: Aravaan
Correct Answer: Vishwaroopam
Solution : The correct option is Vishwaroopam.
Pandit Birju Maharaj's exemplary choreography for the film "Vishwaroopam," featuring Kamal Hassan, earned him the prestigious National Film Award for Best Choreography in 2012. Pandit Birju Maharaj belongs to the illustrious Maharaj family, which has been associated with Kathak
Question : Directions: In the following question, three statements are given followed by two conclusions I and II. You have to consider the two statements to be true even if they seem to be at variance from commonly known facts. You have to decide which of the given conclusions, if any, follow from the given statements. Statements: Some books are novels. All novels are magazines. Some magazines are journals. Conclusions: I. Some novels are journals. II. Some books are magazines. III. All books are magazines. IV. No novel is a journal.
Option 1: Only II follows
Option 2: Only III follows
Option 3: Either I or II follows
Option 4: Either I or IV and conclusion II follow
Correct Answer: Either I or IV and conclusion II follow
Solution : The possible Venn diagram, according to the given statements is as follows –
Let's analyse the conclusions – Conclusion (I): Some novels are journals – From the Venn diagram, it is evident that there is no direct relation
Question : In an ecosystem, the vertical distribution of different species occupying different levels is called ____________.
Option 1: levelling
Option 2: grouping
Option 3: ramification
Option 4: stratification
Correct Answer: stratification
Solution : The correct answer is stratification.
Stratification is the vertical distribution of many species occupying various strata. For instance, in a forest, trees occupy the uppermost vertical strata or layer, shrubs the second, and grasses and herbs the lowermost layers.
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