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UPSC CDS 2 2022 GK Paper
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© examsnet.com
Question : 7
Total: 120
The acceleration due to gravity at the Earth's surface depends on
its mass only.
its radius only.
both its mass and radius.
either its mass or its radius.
Validate
Solution:
It is given by the formula,
g
=
G
M
R
2
where;
G
=
6.67
×
10
−
11
m
3
kg
−
1
s
−
2
(Gravitational Constant),
M
=
Mass of the earth in kilogram,
R
=
Radius of the earth in meters.
Clearly, we can see that '
g
' depends upon both the mass as well as the radius of the earth.
© examsnet.com
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