Physics, asked by shivamkaushik1278, 9 months ago

A pump can hoist 7200kg of coal perhour from imine of go minutesdeep find power it its efficiency75% and power formula

Answers

Answered by aahanas957

0

Answer:

Explanation:

Output Power=7200×10×1003600=2000W

efficiency=outputpowerintputpower

0.5=200inputpower

inputpower=4000W=4kW

Answered by bigsunny19gmailcom

0

Answer:

D=work done /energy and SI unit of power is dioptre

Explanation:

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