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Mass of the earth is 81 times that of th...

Mass of the earth is 81 times that of the moon . If the distance between their centers is d, then the point on the line joining their centers at which the gravitational field due to them is zero is

A

`d/10` from the center of moon

B

`d/10` from the center of earth

C

`(9d)/10` from the center of moon

D

`d/2` from each other

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The correct Answer is:
A
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