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| Q.64 | An alloy wire of 2 mm2 cross-sectional area and 15 N weight hangs freely under its own weight. Find the maximum length of the wire if its extension is not to exceed 0.6 mm. Take modulus of elasticity (E) for the wire material as 150 GPa. | |
| Ans | 1. 30 m | |
| 2. 15 m | ||
| 3. 10 m | ||
| 4. 24 m |
Correct Ans Provided: 4
