Questions

Q:

If the acceleration due to gravity on the surface of earth is g, then the acceleration due to gravity on the surface of a planet whose mass is same as that of earth and radius is twice as that of earth is _________________.

A) g/4 B) g/2
C) 4g D) 2g
 
Answer & Explanation Answer: A) g/4

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Filed Under: Physics
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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:

In which sport did India win Bronze medal at Rio Olympics 2016?

A) Badminton B) Boxing
C) Hockey D) Wrestling
 
Answer & Explanation Answer: D) Wrestling

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Filed Under: Sports
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Q:

Battle of Plassey was fought in ______.

A) 1657 B) 1707
C) 1757 D) 1807
 
Answer & Explanation Answer: C) 1757

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Filed Under: Indian History
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Q:

Who among the following was the court physician of Kanishka?

A) Vasumitra B) Nagarjuna
C) Charaka D) Patanjali
 
Answer & Explanation Answer: C) Charaka

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Q:

The   chemical   properties   of   an   element depend upon

A) the number of isotopes of the element B) the mass number of the element
C) the  total  number  of  neutrons  in  the element D) the    number    of    electrons    in    the outermost shell of the element
 
Answer & Explanation Answer: D) the    number    of    electrons    in    the outermost shell of the element

Explanation:

Chemical  properties of  an element depend   on the number   and   the configuration   of   their   (valence) electrons.

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Filed Under: Chemistry
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Q:

Which of the following is a mixture?

A) Water B) Air
C) Carbon dioxide D) Oxygen
 
Answer & Explanation Answer: B) Air

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Q:

When large quantities of ___ are consumed, it tends to slow metabolic processes and to depress the central nervous system.

A) Butanol B) Propanol
C) Methanol D) Ethanol
 
Answer & Explanation Answer: D) Ethanol

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