Posted by binz on Wednesday, February 10, 2010 at 4:22pm.
The work is
W = M g H =
(50 kg)*(9.8 m/s^2)*(15 m) = 7350 Joules
Divide that by 300 seconds for the average power in Watts.
I have never heard of power referred to as "work load", but assume that is what they mean.
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