1.

An elevator carrying, a maximum load of 1800 kg (elevator + passengers) is moving up with a constant speed of 2 ms-1.. The frictional force opposing the motion is 4000 N. Determine the minimum power delivered by the motor to the elevator. (Take g = 10 m/s2)

A. 59 hp
B. 38 hp
C. 44 hp
D. 155 hp
Answer» B. 38 hp


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