MCQOPTIONS
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| 1. |
What happens to the tension in a conductor hanged between two poles, when temperature varies? |
| A. | Tension increases with increase in temperature |
| B. | Tension decreases with increase in temperature |
| C. | Tension first increases and decreases with decrease in temperature |
| D. | Tension in conductor is independent of temperature variation |
| Answer» C. Tension first increases and decreases with decrease in temperature | |