If R is the radius of the earth , the height from its surface at which the acceleration due to gravity is `9%` of its value at the surface is

Question

If R is the radius of the earth , the height from its surface at which the acceleration due to gravity is `9%` of its value at the surface is

If R is the radius of the earth , the height from its surface at which the acceleration due to gravity is `9%` of its value at the surface is
A. `(10R)/(2)`
B. `(7R)/(3)`
C. `(91R)/(9)`
D. 9R

Monjur Alahi

9 views

2025-01-04 04:42

1 Answers

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Salim Ahmed Kawsar · Accepted Answer · 2023-02-05T15:29:48+06:00

Salim Ahmed Kawsar

Correct Answer - b
`9=100((R)/(R+h))^(2),((R+h)/(R))=(10)/(3)`
`(h)/(R)=(10)/(3)-1=(7)/(3).`

9 views Answered 2023-02-05 15:29