Question

Unit of power is derived unit, give reason

Answer 1

Explanation:

power = energy/time

energy itself is a derived quantity so naturally power is a derived unit.

or

As power can be expressed as a combination of fundamental units it is called a derived unit.

fundamental units(time,mass,length)

Answer 2

Answer:

It was given the name Newton(N), from this derived unit of energy( or work) is defined, as the work produced when the unit of force causes a displacement equal to the unit of length of it's point of application along it's direction. It was given the name joule(J).