A 250 watt electric bulb is lighted for 5 hours daily and four 6 watt bulbs are lighted for 4.5hours daily. Calculate the energy consumed (in KWh) in the month of February.
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Answer:
Electricity consumed by bulb and light bulb
energy=250 x 5+6 x 4 x 4.5
=0.108+1.25
1.358 kilo watt hour in a day
now electricity consumed in 28 days
1.358 x 28
=38.024 units
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