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प्रश्न
State the energy changes which take place when A piece of magnesium wire is burnt in a jar of oxygen.
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उत्तर
Chemical energy (chemical reaction) → Heat energy (burning)
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संबंधित प्रश्न
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| 1. | Pushing the door | |
| 2. | Holding a doll | |
| 3. | Sitting in a bus | |
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| 5. | Digging soil |
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