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प्रश्न
Express watt hour and kilowatt hour in joule.
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उत्तर
1 kWh = 1W × 1 hour = 1000 W × (60 × 60) s
= 1W × 1s × 105 × 36 = 36 × 105 J = 3.6 × 106 J
संबंधित प्रश्न
What is the meaning of the symbol kWh? Which quantity does it represent?
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(a) Rs 12
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| Sr.no. | Name | Nos. | Power rating | Time/day |
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