Math, asked by athiranil15, 1 year ago

find the efficiency of a motor which receives 4 kw and delivers 4 HP?

Answers

Answered by komal116

0

Answer:

74.6% or 0.746

Explanation:

efficiency = power in HP X 746 / power in Watt

= 4 x 746/4000 = 0.746 i.e 74.6%

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