General Science - Physics MCQs

16.

The value of acceleration due to gravity is __________?

   A.) Minimum at equator and maximum at poles
   B.) maximum at equator and minimum at poles
   C.) equal at poles and equator
   D.) None of the above

Answer: Option 'A'

Minimum at equator and maximum at poles

17.

A pendulum is taken to Moon , its time period will___________?

   A.) Either increase or decrease
   B.) Increases
   C.) Decreases
   D.) Remains constant

Answer: Option 'B'

Increases

18.

Most part of the Cosmic rays that impinge on earth’s atmosphere are __?

   A.) Gamma rays
   B.) Protons
   C.) Electrons
   D.) Neutrons

Answer: Option 'B'

Protons
Almost 90% of all the incoming cosmic ray particles are protons, almost 10% are helium nuclei (alpha particles), and slightly under 1% are heavier elements and electrons (beta minus particles)

19.

Which among the following is a property of Insulator?

   A.) The electrons of the outer orbits are loosely bound to the nucleus , however can not flow through them
   B.) The electrons of the outer orbits are tightly bound to the nucleus and can not flow through them
   C.) The electrons of the outer orbits are loosely bound to the nucleus , and can flow through them
   D.) None of the above

Answer: Option 'B'

The electrons of the outer orbits are tightly bound to the nucleus and can not flow through them

20.

The following is measured in tonne of oil equivalent (toe)?

   A.) Oil production capacity of a country
   B.) Volume of Oil
   C.) Energy released by burning of oil
   D.) Demand of Crude oil at a point of time

Answer: Option 'C'

Energy released by burning of oil

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