Gravitation UPSC Questions

Physics

Gravitation MCQ Questions


7.
Leaves fall down on the ground due to
A.
Gravitational force
B.
Electrostatic force
C.
Magnetic force
D.
Muscular force
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ANSWER :
A. Gravitational force
8.
All objects experience a_________ when they are immersed in a fluid
A.
Force of gravity
B.
Force of buoyancy
C.
Electrostatic force
D.
None of the above
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ANSWER :
B. Force of buoyancy
9.
 The gravitational force between two bodies does not depend on
A.
Their masses
B.
Their seperation
C.
The product of their masses
D.
The medium between the two bodies
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ANSWER :
D. The medium between the two bodies
10.

The SI unit of Gravitaional Constant is

A.

Nm2kg-2

B.

N2m2kg2

C.

N2m2kg­-2

D.

Nm2kg2

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ANSWER :

A. Nm2kg-2

11.
The Buoyant force is also known as
A.
Low-thrust
B.
Thrust
C.
Upthrust
D.
None of the above
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ANSWER :
C. Upthrust
12.
Which of the following statements is true of the value of acceleration due to gravity?
A.
The value is least on poles
B.
The value is the same on the equator and poles
C.
The value is almost negligible on the equator
D.
The value increases from pole to equator
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ANSWER :
C. The value is almost negligible on the equator