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The distance between the centres of the ...

The distance between the centres of the Moon and the earth is `D`. The mass of the earth is `81` times the mass of the Moon. At what distance from the centre of the earth, the gravitational force will be zero?

A

`D/2`

B

`(2D)/3`

C

`(4D)/3`

D

`(9 D)/10`

Text Solution

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The correct Answer is:
D
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