Q.7 A 200 Watt electric bulb Is lighted for one hour daily and
two 40 Watt bulbs are lighted for 8 hours daily.calculate the
energy consumed ( in kWh) in 30 days.
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A 100 watt electric bulb is lighted for 2 hours daily and four 40 watt bulbs are lighted for 4 hours everyday. Calculate the energy consumed (in kWh) in 30 days. = 0.84 x 30 = 25.2 kwh
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