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Asked by
Ahmad Alotaibi
Jessie exerted a force of 400N to move a box across the floor to a distance of5m in 4sec. What is his power is kilowatts? Megawatts? Horsepower?
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Answered by
Henry
P = F * d/t = 400 * 5/4 = 500 Watts =
0.500 Kw = 5*10^-4 Megawatts.
Answered by
Henry
Hp = 500Watts/746Watts/Hp = 0.67.
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