If the radius of earth shrinks by `0.2%` without change in its mass, the `%` change in its angular velocity is

If the radius of the earth shrinks by 0.2% without any change in its mass, the escape velocity from the surface of the earth

If radus of earth shrinks by 0.1% without change in its mass, the percentage change in the duration of one day

If radius of earth is reduced to half without changing its mass,

If the radius of the earth shrinks by "25%" without change in its mass,the time duration of one day will be "

When a radius of earth is reduced by 1% without changing the mass, then change in the acceleration due to gravity will be

If the radius of the earth is doubled without changing its mass, what will be the change in weight of body of m on the surface of earth ?

If the radius of the earth decreases by 1% without changing its mass, will the acceleration dure to gravity at the surface of the earth increase or decrease? If so, by what per cent?

If the radius of the earth decreases by 1% without changing its mass, will the acceleration dure to gravity at the surface of the earth increase or decrease? If so, by what per cent?

If the radius of the earth decreases by 1% without changing its mass, will the acceleration dure to gravity at the surface of the earth increase or decrease? If so, by what per cent?