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A man standing on the equator feels that...

A man standing on the equator feels that he is completely weightless. For this the angular of rotation of the earth about its axis, must be

A

`sqrt(2gR)`

B

`sqrt (gR)`

C

`sqrt((2gR)/( R))`

D

`sqrt((g)/( R))`

Text Solution

Verified by Experts

The correct Answer is:
D
`mR omega^(2)=mg " " therefore omega = sqrt((g)/(R ))`
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MARVEL PUBLICATION-GRAVITATION -TEST YOUR GRASP -2
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