How do you calculate the cost of running a 7.5 HP 230V ac Motor which runs 24 x 7?

Answer

total hour = 24*7 = 168 hrs. now 1 h.p. =0.750 kw. 7.5h.p. = Hence = 5.625 kw. hence total unit = kw*hrs =5.625*168 =945kwh. NOw cost = unit/hrs *motor running hrs. =6 Rs for indust * 945. =5670 Rs.
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