Asked by Anonymous

An engine provides a 10kw of power to lift a heavy load at a constant velocity a distance 20m in 5s. what is the mass of the object being lifted?
Answered by bobpursley
10kw=m*9.8*20m/5s

solve for mass
Answered by Anonymous
150kg?
Answered by bobpursley
no, redo your calculator.
Answered by Anonymous
when i worked it out one way i got 250kg and when i worked it out the second way i got 200kg
Answered by Anonymous
so what is the right answer?
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