Questions

Q:

Who first determined the value of G (gravitational constant)?

A) Lord Cavendish B) R.R Heyl
C) Boyle D) Poynting
 
Answer & Explanation Answer: A) Lord Cavendish

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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:

The space shuttle which took Sunita Williams beyond earth was

A) Challenger B) Galileo
C) Discovery D) Voyager-2
 
Answer & Explanation Answer: C) Discovery

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Q:

Which of the following fuels causes minimum environmental pollution?

A) Diesel B) Kerosene
C) Hydrogen D) Coal
 
Answer & Explanation Answer: C) Hydrogen

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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:

A Sonar of a ship sends sounds waves of speed 1500 m/s. These waves are reflected back by the ocean floor in 5 seconds. Find the depth (in m) of the ocean floor.

A) 3750 B) 7500
C) 1875 D) 5000
 
Answer & Explanation Answer: A) 3750

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Q:

Who appoints the Finance Commission in India?

A) Governor,R.B.I B) CAG of India
C) President of India D) Central Finance Minister
 
Answer & Explanation Answer: C) President of India

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Q:

The Ministry of Power, Government of India has recently constituted a Committee to investigate the causes of the accident that occurred on 1stNovember, 2017 at Feroze Gandhi Thermal Power Plant Ltd., Unchahar, in Uttar Pradesh. Who among the following is the Chairman of the Committee?

A) Dr. L. D. Papney B) Shri Dhawal Prakash Antapurkar
C) Shri Subir Chakraborty D) Shri P. Siwal
 
Answer & Explanation Answer: D) Shri P. Siwal

Explanation:

Power Ministry constitutes a Committee to investigate into the causes of the NTPC, Unchahar Thermal Power Plant accident

The composition of the committee would be as follows:

       Name                                                                                                 Position

Shri P.D. Siwal, Member (Thermal), CEA                                                      Chairman

Shri Subir Chakraborty,Director (Projects), UPRVUNL                                      Member

Shri Dhawal Prakash Antapurkar,Director of Steam Boilers, Maharashtra           Member

Dr. L.D. Papney,Chief Engoneer, (TE&TD), CEA                                              Member & Convenor

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