As the altitude of a body increases, do the weight and mass both vary ?

The value of g increases with altitude.

Can a body have mass but no weight ?

The weight of a body of mass 1 kg

If the rotational speed of earth increase, then weight of body at the equator

Find the weight of a body of mass 1 tonn

If it is assumed that the spinning motion of earth increases, then the weight of a body on equator

If the weight of a body is 9.8 kg then the mass of the body is

If the speed of rotation of earth about its axis increases, then the weight of the body at the equator will

If the speed of rotation of earth about its axis increases, then the weight of the body at the equator will