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# A TV set having a power rating of 200W operates for 5 hours a day. What is the cost of electrical energy required to operate it for a period of 30 days?The rate of electrical energy is Rs. 3.40 per kWh.Rs 680Rs 600Rs 17Rs 102

A
Rs 600
B
Rs 102
C
Rs 680
D
Rs 17
Solution
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#### Here, power P=200W=200/1000=0.2kWElectrical energy loss per day =0.2×5=1kWhThus, the electrical energy loss for 30 days =1×30=30kWhTotal cost of electrical energy =30×3.40=Rs102

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