In order to not be late in his physics class, Joe hurriedly climbed the 5 m staircase of the science building. Joe weighs 490 N calculate Joe's power output if he climbs the stairs in 10 seconds.
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Formula:
Solution:
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The power of an object doing a work W in a given time t is given by
where:
P = power
W = work
t = time
Solving for W
W = Fd
W = (490 N)(5 m)
W = 2,450 J
Solving for P
Therefore, the amount of power output is 245 W.