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100watt Electric bulb is lighted for 2hours everyday and five 40watt tubes are lighted for 4 hours everyday calculate the energy consumed for 60 days |
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Answer» For the bulb, 100watt×2×60×60=(3600×200)÷1000 Now for the tubes 40watt×4×60×60 = (160×3600)÷1000 576watt for 1 day Total CONSUMPTION for 1 day = 720+576 = 1296watt Now for 60 days = 1296×60 = 77,760kW In commercial terms 21.6units
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