in a house two 100w electric bulbs are located for 4 hours and 300w electric coolers for 5 hours everyday. calculate the electric energy consumed in 30 days and the cost . if 1 kwh is produced at the rate of rs 8.5
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for first case given that
power rating of 1 and 2 bulb=100w
time=4h
electrical energy =power×t
=10×4
= 40kwh per day
for 30 days=30×40
=1200kwh
electrical energy consumed in 30 days=1200×8.5=10200rupees
Similarly you can find the other one
power rating of 1 and 2 bulb=100w
time=4h
electrical energy =power×t
=10×4
= 40kwh per day
for 30 days=30×40
=1200kwh
electrical energy consumed in 30 days=1200×8.5=10200rupees
Similarly you can find the other one
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