If the unit of length is doubled and that of mass and time is halved, the unit of energy will be

The unit of the force is kg ms^(-2) . If the unit of length is halved and that of mass is doubled, then the unit of force will

If the unit of length is doubled, unit of time is halved and unit of force is quadrupled, the unit of power would change by the factor

If the unit of length is doubled, unit of time is halved and unit of force is quadrupled, the unit of power would change by the factor

If the magnitude of length is halved and that of mass is double then dimension of force is

If the magnitude of length is halved and that of mass is double then dimension of force is

A force of 40N acts on a body. If the units of mass and length are doubled and the unit of time is tripled, then the force in the new system becomes