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The height above surface of earth where the value of gravitational acceleration is one fourth of that at surface, will be
(a)Re/4                    (b)Re/2
(c)3Re/4                   (d)Re

Asked by निकोदिमुस 4th December 2017, 6:51 PM
Answered by Expert
Answer:
The height above surface of earth where the value of gravitational acceleration is one fourth of that at surface, will be
(a)Re/4                    (b)Re/2
(c)3Re/4                   (d)Re
 
g over g subscript h equals open parentheses 1 plus fraction numerator h over denominator R e end fraction close parentheses squared

4 over 1 equals open parentheses 1 plus fraction numerator begin display style h end style over denominator begin display style R e end style end fraction close parentheses squared

2 equals 1 plus fraction numerator h over denominator R e end fraction

h equals R e
Answered by Expert 5th December 2017, 1:15 PM
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