Physics, asked by aashish543, 6 months ago

10. What horsepower is necessary to lift 180
tonnes of coal per hour, from a mine 120 m
deep?
(Ans. 78.82 hp)

Solve the question using appropriate method.
If u don't know don't answer.

Answers

Answered by padalalakshmipadala

4

Explanation:

1 tonne 1000 kg

180tonnes=1000×180

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