Question

if the magnitude of length is halved and that of mass is doubled then dimension of force is

Answer 1

Answer:

Dimension remain the same.

Explanation:

Dimension of a physical quantity does not depend on the numerical values or magnitude but only depend on the nature of a physical quantity.

We does not consider numbers in the Dimension of a physical quantity (except the power which is on the unit i.e. in acceleation where there is a square on second so it is considered) For example in finding dimension for kinetic energy = (1/2)mV^2 we does not count the 1/2.