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a 12 HP motor has to be operated 8 hours per day. how much will it cost at the rate of 50 per kilowatt hour in 10 days |
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Answer» 45.7 W12HP = 745.7×12 = 8948.4 W = 8.9484 kW If it USED 8 HOURS a day, energy CONSUMED by it per day = 8.9484 kW × 8h = 71.59 kWhTotal energy consumed in 10 days = 10×71.59 kWh =715.9 kWhcost = Rs. 0.50 per kWhtotal cost = 715.9 × 0.50 = Rs. 357.94 ~ Rs. 358( HP is horse power) |
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