Respuesta :

janmilczek

Answer:

10W

Explanation:

Power is the "ability to make work over time", so to get the power, just divide work by time.

20J/2s = 10 J/s = 10W

adamuhumaira25

Answer:

10 watts

Explanation:

Power= work done/time

Power= 20J/2s

Power= 10 watts