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A house has 1 bulb of 40W, one fan of 60W 1 refrigerator of 250W. They are used 8 hours per day. What is the cost of energy for 30 days at Rs. 8 per kWh? |
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Answer» The answer to this question is = Rs 672 Explanation: Total power used in one day = (40 + 60 + 250) * 8 = 350 * 8 = 2800 W H = 2.8 KWh The power used in 30 days = 2.8 * 30 = 84 KWh Therefore The cost = 84 * 8 = Rs 672 I HOPE IT WILL HELP YOU. If you like it PLEASE mark it as Brainliest Answer |
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