Question Library
Browse our collection of questions across various subjects
Mathematics
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The mean and standard deviation (SD) of marks obtained by 50 students of a class in 4 subjects are given…
NDA Mathematics 2022
NDA 2022
Mathematics
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The mean and standard deviation (SD) of marks obtained by 50 students of a class in 4 subjects are given…
NDA Mathematics 2022
NDA 2022
Mathematics
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The completion of a construction job may be delayed due to strike. The probability of strike is 0.6. The probability…
NDA Mathematics 2022
NDA 2022
General Ability
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A bullet of mass 10 g is horizontally fired with velocity 300 m s⁻¹ from a pistol of mass 1…
NDA General Ability 2022
NDA 2022
Mathematics
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The coefficient of correlation between ages of husband and wife at the time of marriage for a given set of…
NDA Mathematics 2022
NDA 2022
General Ability
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Which one of the following metals is most commonly used for making filament of incandescent electric bulbs?
NDA General Ability 2022
NDA 2022
Mathematics
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A card is drawn from a pack of 52 cards. A gambler bets that it is either a spade or…
NDA Mathematics 2022
NDA 2022
General Ability
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The part of the human ear that converts the pressure variations associated with audible sound waves to electrical signals is
NDA General Ability 2022
NDA 2022
General Ability
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Which one of the following statements about the speed of sound waves is not correct?
NDA General Ability 2022
NDA 2022
Mathematics
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During war one ship out of 5 was sunk on an average in making a certain voyage. What is the…
NDA Mathematics 2022
NDA 2022
General Ability
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SONAR is a device that is used to measure the distance of underwater objects by a ship. Which of the…
NDA General Ability 2022
NDA 2022
Mathematics
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A box contains 2 white balls, 3 black balls and 4 red balls. What is the number of ways of…
NDA Mathematics 2022
NDA 2022
General Ability
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Consider the following statements : 1.The Sharavati river creates Jog Falls. 2.The Brahmani river is formed by the confluence of…
NDA General Ability 2022
NDA 2022
Mathematics
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The probability that a person hits a target is 0.5. What is the probability of at least one hit in…
NDA Mathematics 2022
NDA 2022
General Ability
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Consider the following statements about ‘Ude Desh ka Aam Nagrik (UDAN)’ scheme : It is an innovative scheme to develop…
NDA General Ability 2022
NDA 2022
Mathematics
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Three fair dice are thrown. What is the probability of getting a total greater than or equal to 15?
NDA Mathematics 2022
NDA 2022
General Ability
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The activities or services focussed on creation, rearrangement and interpretation of new and existing ideas are referred to as
NDA General Ability 2022
NDA 2022
Mathematics
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Five coins are tossed once. What is the probability of getting at most four tails?
NDA Mathematics 2022
NDA 2022
Mathematics
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If P(A) = 0.5, P(B) = 0.7 and P(A ∩ B) = 0.3, then what is the value ofP(A ∩…
NDA Mathematics 2022
NDA 2022