Respuesta :

tigercraft1231
Power = work divided by time. So, to get the answer you’re looking for, you have to do 20J divided by 4 seconds, which will get you 5 horsepower.
tonychangtong

Answer:

5 watts

Step-by-step explanation:

power (measured in watts) is joules per second, or J/s

J = 20

s = 4

J/s = 5