Question
Sun August 24, 2008 By: Suvriti Bali

Find the height above the surface of the earth where aceleration due to gravity is half,one-third

Expert Reply
Tue August 26, 2008

use the formula g' =g (1-d / R)

where g' is the gravity at depth d,

g,is the  acceleration due to gravity on surface of earth,R is the radius of the earth,

d,is depth ,

put the value g' in terms of g and find the answer.

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