JEE Main 8 April 2017 Paper Solved Paper

Section: Physics

Question : 7 of 90

Marks: +1, -0

If the Earth has no rotational motion, the weight of a person on the equator is W.Determine the speed with which the earth would have to rotate about its axis so that the person at the equator will weigh

W. Radius of the Earth is 6400 km and g=10m/s2.

[Main 8 April 2017]

1.1×10−3 rad/s
0.83×10−3 rad/s
0.63×10−3 rad/s
0.28×10−3 rad/s

Validate

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