(adsbygoogle = window.adsbygoogle || []).push({}); 1. The problem statement, all variables and given/known data

a motor operates at its rated load of 10 hp for 8.0 h a day. its efficiency is 87 percent. what is the daily cost of operation if electric energy costs 5 cents/kWh?

2. Relevant equations

3. The attempt at a solution

i convert 10 hp to watts

10 x 746=7460 watts

then i multiply the 7460 with 5 cents and i get 37.3cents/daily cost...

is my answer correct??? if not plsss post some idea on how i can solve that ty very much...

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# Homework Help: Work energy and power problem

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