Asked by Mason

A elevator is rated at 25.0 kW. At what speed could the motor lift an 850 kg elevator with three passengers whose masses are 24.3 kg, 45.0 kg and 64.0 kg?

Answers

Answered by Damon
ideal power lifting elevator = weight * speed = m g v watts
m = 850 + 24.3 etc
g = 9.81 around here
so
25,000 =m g v
solve for v
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