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Elastic Limit :: Discussion
| 10. | The diameter of brass rod is 4mm. Young’s modulus of brass is 9×109 N/m2. The force required to stretch 0.1% of its length is? | |
| A. | 360πN | |
| B. | 36N | |
| C. | 36π×105 N | |
| D. | 144π×103N | |
| Answer: Option A | |
| Explanation: | |
|
∆l/l=0.1/100 |
|
| Tutorial Link: |
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