Question

what is power in physics

Answer 1

the rate of work done is known as power.
power=work/time

Answer 2

Electrical power is the rate at which electrical energy is converted to another form, such as motion, heat, or an electromagnetic.The common symbol for power is the uppercase letter P. The standard unit is the waat ,symbolized by W. In utility circuits, the kilowatt (kW) is often specified instead;1 kW = 1000