contestada

Hunter pushed a couch across the room. He did 800 J of work in 20 seconds.The couch weighed 500 N. How much power did he have?A. 16,000 WB. 1.6WC. 800 WD. 40 W

Hunter pushed a couch across the room He did 800 J of work in 20 secondsThe couch weighed 500 N How much power did he haveA 16000 WB 16WC 800 WD 40 W class=

Respuesta :

Answer:

Power = 40 W

Option D

Explanation:

The workdone by the Hunter = 800 Joules

The weight of the couch = 500 N

Time, t = 20 seconds

Power = Workdone/Time

Power = 800/20

Power = 40 W

Otras preguntas