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[" single correct "],[" 21.The speed of ...

[" single correct "],[" 21.The speed of earth's rotation about its axis is w.Its speed is increased to x "],[" the to make the effective acceleration due to gravity equal to zero at the "],[" equator.Then,xis "],[[" a) "1," b) "17],[" c) "8.5," d) "34]]

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The speed of earth's rotation about its axis is omega . Its speed is increased to x times to make the effective accel acceleration due to gravity equal to zero at the equator, then x is around (g= 10 ms^(-2) R = 6400 km)

The speed of earth's rotation about its axis is omega . Its speed is increased to x times to make the effective accel acceleration due to gravity equal to zero at the equator, then x is around (g= 10 ms^(-2) R = 6400 km)

If the speed of rotation of earth about its axis is increased,

The numerical value of the angular velocity of rotation of the earth should be…….. Rad/s in order to make the effective acceleration due to gravity equal to zero.

The numerical value of the angular velocity of rotation of the earth should be…….. Rad/s in order to make the effective acceleration due to gravity equal to zero.

What is the effect of rotation of the earth on the acceleration due to gravity?