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प्रश्न
How many joules are there in one kilowatt-hour?
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उत्तर
There are 3.6 × 106 J in one kilowatt-hour.
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संबंधित प्रश्न
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| Column A | Column B |
| (a) Needle | (1) class II lever |
| (b) Doorknob | (2) inclined plane |
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