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प्रश्न
Define temperature coefficient of resistance.
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उत्तर
The temperature coefficient is defined as the ratio of the increase in resistivity per degree rise in temperature to its resistivity at T0.
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संबंधित प्रश्न
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The voltage - current readings of a certain material are shown in the table given below:
| Voltage (V) | 10 V | 20 V | 30 V |
| Current (I) | 2 A | 3 A | 4 A |
Study the table.
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- Justify your answer.
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