Calculate electric energy consumed when 3 bulbs of 100 W, 2 fans of 60 W, television of 100 W is used 6 hours daily in the month of 30 days. If electric energy cost ₹ 3 per unit, calculate complete expenditure for that month.
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Answer:
time = 6 x 30 hr =180 hr
total power = 3×100+ 2×60+100 W = 520 w
ENERGY=power x time
Energy= 520 x 180 = 93600 w h
or 93.6 kWh
cost = 93.6 x 3 = 280.8 ₹
Hope it helps :)
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