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 3/4 W Radius of the Earth is 6400 km and g = 10 m//s^(2))

If the Earth has no rotational motion, the weight of a person on the e

1.	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 3/4 W Radius of the Earth is 6400 km and g = 10 m//s^(2))
Answer» `0.28 XX 10^(-3)` rad/s `1.1 xx 10^(-3)` rad/s `0.83 xx 10^(-3)` rad/s `0.63 xx 10^(-3)` rad/s ANSWER :D