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Absorption and Emission :: Discussion
| 5. | If the temperature of a rod is increased by 10°C, its length increases by 1%. What is the percentage change in volume of the body of the same material for 10°C increase in temperature? | |
| A. | 9% | |
| B. | 1% | |
| C. | 5% | |
| D. | 3% | |
| Answer: Option D | |
| Explanation: | |
|
∆I/I×100=100α∆T |
|
| Tutorial Link: |
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