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


7.
If the altitude is equal to the radius of the Earth, the acceleration due to gravity becomes____________
A.
g/8
B.
g/2
C.
g
D.
g/4
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ANSWER :
D. g/4
8.
What happens to g when a body moves from the equator to the poles?
A.
Remains the same
B.
Decreases
C.
Increases
D.
No change
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ANSWER :
C. Increases
9.
Which of the following factors does not affect the acceleration due to gravity?
A.
Altitude
B.
Latitude
C.
Shape of the object
D.
The gravitational constant
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ANSWER :
D. The gravitational constant
10.
What is the acceleration due to gravity at the center of the Earth?
A.
Zero
B.
Same as surface
C.
Infinite
D.
Depends on depth
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ANSWER :
A. Zero
11.
The value of acceleration due to gravity at a depth d is equal to its value at an altitude of 5 km. The value of d is:

NEET - 2020

A.
5 km
B.
10 km
C.
2.5 km
D.
20 km
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ANSWER :
A. 5 km
12.
At what depth from the Earth's surface does g become zero?
A.
At the center
B.
At a depth of R/2
C.
At a depth of R
D.
Never zero inside
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ANSWER :
A. At the center