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In a factory it is desired to lift 746 k...

In a factory it is desired to lift 746 kg of metal through a distance of 60 m is 1 min. The minimum horsepower of the engine to be used will be

A

5

B

10

C

15

D

20

Text Solution

Verified by Experts

The correct Answer is:
B
Power`=(mgh)/(t)=(746xx10xx60)/(60)=7460W`
`hp=(power)/(746)=10`
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Knowledge Check

  • What power is needed to lift a 49-kg person a vertical distance of 5.0 m in 20.0 s ?

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