Questions

Q:

What will be the value of the kinetic energy (Ek) of a moving body with mass m, if its speed is doubled from v to 2v?

A) 1/2 Ek B) 4 Ek
C) There will be no change in Ek D) 2 Ek
 
Answer & Explanation Answer: B) 4 Ek

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Q:

A ball of 0.1 kg is dropped from rest. When it falls through a distance of 2 m, the work done by the force of gravity is

A) 0.98 J B) -0.98 J
C) 1.96 J D) -1.96 J
 
Answer & Explanation Answer: C) 1.96 J

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Q:

Pressure cooker cooks rice faster because

A) it always lets the steam escape B) high pressure raises the boiling point of water
C) high pressure crushes the hard covering of rice grains D) it does not let the heat energy escape easily
 
Answer & Explanation Answer: B) high pressure raises the boiling point of water

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Q:

Two particles with charges q1 and q2 are kept at a certain distance to exert force F on each other. If the distance is reduced to one-fifth, then the force between them is

A) F/25 B) 5F
C) F/5 D) 25F
 
Answer & Explanation Answer: D) 25F

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Q:

Which institution is to provide USD 304 million loan to Assam to enhance Inter-state Power Transmission Project? 

 

A) AIIB B) World Bank
C) New Development Bank D) ADB
 
Answer & Explanation Answer: A) AIIB

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Q:

The 7.6% growth rate registered by Indian economy during the year 2015-16 is based on 

A) Gross   National   Product   at   market prices B) Gross Value Added at constant prices
C) Gross   Domestic   Product   at   market prices D) Gross  Domestic  Product  at  constant prices
 
Answer & Explanation Answer: D) Gross  Domestic  Product  at  constant prices

Explanation:

The Central Statistics Office (CSO), Ministry of Statistics and Programme   Implementation,   has released  the  provisional  estimates of national income for the financial year 2015-16 and quarterly estimates    of    Gross    Domestic Product    (GDP)    for    the    fourth quarter  (January-March)  of  2015-16,   both   at   constant   (2011-12) and current prices.

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Q:

In India all of the following are sources for government revenue, except?

A) Agricultural income tax B) Anti dumping duty
C) Perquisite tax D) Toll tax
 
Answer & Explanation Answer: A) Agricultural income tax

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Q:

How many atoms will one mole of Carbon (C-12) contain?

A) 6.02 x 1023 B) 8.06 x 1020
C) 6.02 x 1026 D) 60.20 x 1026
 
Answer & Explanation Answer: A) 6.02 x 1023

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