Questions

Q:

Device used for the detection and measurement of all types of radiation (alpha, beta and gamma)

A) Geiger counter B) Polarimeter
C) Calorimeter D) Radiometer
 
Answer & Explanation Answer: A) Geiger counter

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Q:

Sextant is an instrument used in which of the following ?

A) Gynaecology B) Navigation
C) Birth control D) Medical treatment
 
Answer & Explanation Answer: B) Navigation

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Q:

The SI unit of G, the universal gravitation constant is ______________.

A) N m2 kg2 B) N m2 kg-2
C) N m-2 kg-2 D) N m-2 kg2
 
Answer & Explanation Answer: B) N m2 kg-2

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Q:

To hear a distinct echo the time interval between the original sound and the reflected sound must be at least

A) 0.2 second B) 1 second
C) 0.1 second D) 2 seconds
 
Answer & Explanation Answer: C) 0.1 second

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Q:

What will be the force of attraction between two bodies weighing 20 kg and 50 kg, respectively, with a distance of 2 metre between them?

 

A) 16.675 x 10-11 N B) 166.75 x 10-10 N
C) 6.67 x 10-11 N D) 16.67 x 5-10 N
 
Answer & Explanation Answer: B) 166.75 x 10-10 N

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Q:

How many members of upper house (Rajya Sabha) can be nominated by President of India?

A) 10 B) 11
C) 12 D) 15
 
Answer & Explanation Answer: C) 12

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Q:

In which system is the central government weakest?

A) confederate government B) representative government
C) unitary government D) federal government
 
Answer & Explanation Answer: A) confederate government

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Q:

Which state government has enacted a stringent law calledProtection of Internal Security Act to deal with thechallenges of terrorism, insurgency, communalism and casteviolence?

A) Gujarat B) Uttar Pradesh
C) Bihar D) Maharashtra
 
Answer & Explanation Answer: D) Maharashtra

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