Acceleration Due to Gravity and its Variation With Altitude and Depth NEET Questions

Physics - Gravitation

Acceleration Due to Gravity and its Variation With Altitude and Depth MCQ Questions


1.
The acceleration due to gravity on the surface of the Earth does NOT depend on:
A.
Mass of the Earth
B.
Radius of the Earth
C.
Mass of the body falling
D.
Universal gravitational constant G
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ANSWER :
C. Mass of the body falling
2.
The value of g on the surface of the Earth is approximately:
A.
9.8 m/s²
B.
98 m/s²
C.
0.98 m/s²
D.
980 m/s²
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ANSWER :
A. 9.8 m/s²
3.
Assuming the Earth to be a sphere of uniform density, its acceleration due to gravity acting on a body:

NEET - 2021

A.
Increases with increasing altitude
B.
Increases with increasing depth
C.
Is independent of the mass of the Earth
D.
Is independent of the mass of the body
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ANSWER :
D. Is independent of the mass of the body
4.
At what depth from the Earth's surface is the acceleration due to gravity reduced by 10%? (Assume Earth's radius as R)

NEET - 2016

A.
0.1R
B.
0.2R
C.
0.3R
D.
0.4R
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ANSWER :
B. 0.2R
5.
The SI unit of acceleration due to gravity is:
A.
m/s
B.
m/s²
C.
kg·m/s²
D.
N
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ANSWER :
B. m/s²
6.
The dimensional formula of g is:
A.
[L T⁻¹]
B.
[M L² T⁻²]
C.
[M L T⁻²]
D.
[L T⁻²]
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ANSWER :
D. [L T⁻²]