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(a) Assuming the earth to be a sphere of...

(a) Assuming the earth to be a sphere of uniform density, calculate the value of acceleration due to gravity at a point (i) `1600 km` above the earth, (ii) `1600 km` below the earth, (b) Also find the rate of variation of acceleration due to gravity above and below the earth's surface. Radius of earth `=6400 km, g =9.8 m//s^(2)`.

A

0

B

`9.8m//s^2`

C

`7 m//s^2`

D

`7.35 m//s^2`

Text Solution

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The correct Answer is:
D
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