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| Q.47 | The body with higher Kinetic energy when a plastic ball and an iron ball are moving with a momentum of 5 Kgms-1 is ______. (Here mass of iron ball is greater than the mass of plastic ball) | |
| Ans | 1. Plastic ball | |
| 2. Kinetic energy of iron ball and plastic ball is zero | ||
| 3. Kinetic energy of iron ball is equal to that of plastic ball | ||
| 4. Iron ball |
Correct Ans Provided: 1
