Questions

Q:

Economic reasoning is based on the premise that

A) only economic decisions or actions have a cost associated with them B) all decisions and actions have a cost associated with them
C) all decisions or actions are costless because costs shared among decision-makers D) only decisions or actions that involve money have a cost associated with them
 
Answer & Explanation Answer: B) all decisions and actions have a cost associated with them

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Filed Under: Indian Economy
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Q:

Stainless steel was invented by

A) William Howard Livens B) Joseph Aspdin
C) Harry Brearley D) James Dyson
 
Answer & Explanation Answer: C) Harry Brearley

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Filed Under: Inventions
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Q:

Nikhil is 8 yr younger than his brother Rohan . How old will Rohan be when he is twice as old as Nikhil ?

A) 4 yr B) 6 yr
C) 8 yr D) 16 yr
 
Answer & Explanation Answer: D) 16 yr

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Q:

If x4+1x4=119, then the value of x-1x is

A) 6 B) 12
C) 11 D) 3
 
Answer & Explanation Answer: D) 3

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Q:

Who among the following was not a member of Boxing team of India at Rio Olympics?

A) Shiv Thapa B) Manoj Kumar
C) Vikas Krishan D) Avtar Singh
 
Answer & Explanation Answer: D) Avtar Singh

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Filed Under: Sports
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Q:

__________ approves constitutional amendments.

A) Rajya Sabha B) Ministry of Defence
C) Prime Minister's Office D) Securities and Exchange Board of India
 
Answer & Explanation Answer: A) Rajya Sabha

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Filed Under: Indian Politics
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Q:

Comptroller and Auditor General of India is appointed by ______.

A) Prime Minister of India B) Judge of Supreme Court  
C) President of India D) Chief Election Commissioner of India
 
Answer & Explanation Answer: C) President of India

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Filed Under: Indian Politics
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Q:

The radius of curvature of a concave mirror is 30 cm. Following Cartesian Sign Convention, its focal length is expressed as

A) -30 cm B) -15 cm
C) +30 cm D) +15 cm
 
Answer & Explanation Answer: B) -15 cm

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Filed Under: Physics
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