Asked by t

Paul lifts a sack weighing 245 newtons vertically from the ground and places it on a platform at a height of 0.7 meters. If he takes 10 seconds to do this task, what power has he expended during this time?

Answers

Answered by bobpursley
power=work/time=force*distance/time
= 245*.7/10 watts
Answered by OIJ
12
Answered by ljw
172
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