If a room has 3 bulbs (60kwh each) and 2 fans (100kwh each) and they are switched on for 10hours, find the electric bill for 1 week at cost each unit rupees 8
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Answer:
energy used for all 3 bulbs = 60x3
= 180kwh
energy used for all 2 fans = 2x100
=200kwh
hence, total electricity used=180+200
=380kwh
if they are are switched on for 10 hr
therefore total energy used=
380x10
=3800kwh
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