Question

Define power. Give it's mathematical formula.

Answer 1

Answer:

Power is a rate at which work is done, or energy is used. It is equal to the amount of work done divided by the time it takes to do the work. The unit of power is the Watt (W), which is equal to a Joule per second (J/s). P = power (W, or J/s)

Answer 2

power

power is defined as the rate of doing work.

p = w/t

• power is a scalar quantity because it is a ratio of two scalar quantities working time.

in vector form

P = F.V

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