8372597 8372597

02-03-2017
Physics

contestada

50 J of work was performed in 20 seconds. How much power was used to do this task? A. 0.4 W B. 2.5 W C. 4 W D. 24.5 W

Respuesta :

popcornrox37 popcornrox37

02-03-2017

Power = W/t
Therefore 50/20 = Power
So... Power is 2.5W

Answer Link

Аноним Аноним

02-03-2017

Power = work/time

P = 50/20

P = 2.5 watts

hope this helps :)

Answer Link

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