In a house hold ,there are 4CFLs of 15W each working for 5 hrs a day, 2 fans of 60W working for 5 hrs daily, 500W iron box working for 15 minutes a day.How many units of electricity is used in a month, what is the cost of electricity costing Rs:3 per unit?
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Answer: In a house 2 bulbs of 50 w each are used for 5 hours a day and two 70 w each fans are used 10 hours a day . calculate the units of electricity consumed in ... units of energy consumed in a month of 30 days=30*1.9=57 units
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