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an electric motor of 1.5 kilowatt and two 500 watt cooler each operate for 5 hour a day it energy cost rupees 3.60 per kilowatt hours calculate the weekly bill |
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Answer» Answer: 315rs Explanation: I)Given1.5kilowatt = 1.5unit/hr Two 500 watts = 1kilowatt = 1unit/hr Then, for 5 HOURS it is :-
II) if 3.60rs for 1unit or 1kilowatt. Then,for 12.5 units is
III) if 45rs is the amount for ONE day. Then for a week it is :-
Hope it HELPS |
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