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Physics
Physics
Problem
When the height
h
h
h
above the Earth’s surface is very small compared with the Earth’s radius
R
(
h
≪
R
)
R\,(h\ll R)
R
(
h
≪
R
)
, the percentage decrease in the acceleration due to gravity is approximately a)
h
R
×
100
%
\dfrac{h}{R}\times 100\%
R
h
×
100%
b)
2
h
R
×
100
%
\dfrac{2h}{R}\times 100\%
R
2
h
×
100%
c)
h
2
R
×
100
%
\dfrac{h}{2R}\times 100\%
2
R
h
×
100%
d)
4
h
R
×
100
%
\dfrac{4h}{R}\times 100\%
R
4
h
×
100%
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