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The acceleration due to gravity at the l...

The acceleration due to gravity at the latitude `45^(@)` on the earth becomes zero if the angular velocity of rotation of earth is equal to

A

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

B

`sqrt(2gR)`

C

`sqrt((2g)/(R))`

D

`sqrt((5R)/(2))`

Text Solution

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The correct Answer is:
C
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AAKASH SERIES-GRAVITATIONAL-EXERCISE -3
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  7. The mean radius of earth is R, its angular speed on its own axis is om...

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  9. If g is the acceleration due to gravity on the surface of earth, its v...

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