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Question

The height at which the weight of a body becomes 1/16th its weight on the surface of earth (Radius R ) is:
  1. 4R
  2. 5R
  3. 15R
  4. 3R

A
4R
B
5R
C
15R
D
3R
Solution
Verified by Toppr

GMm(R+h)2=116GMmR21(R+h)2=116R2or,(RR+h)2=116RR+h=14.R+h=4Rh=3R

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