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What should be the velocity of earth due...

What should be the velocity of earth due to rotation about its own axis so that the weight at equator become 3/5 of initial value. Radius of earth on equator is 6400 km

A

`7.4xx10^(-4)rad//s`

B

`6.7xx10^(-4)rad//s`

C

`7.9xx10^(-4)rad//s`

D

`8.7xx10^(-4)rad//s`

Text Solution

Verified by Experts

The correct Answer is:
C
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