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Q. |
If electrical conductivity increases with the increase of temperature of a substance, then it is a |
A. | Conductor |
B. | Semiconductor |
C. | Insulator |
D. | Carborator |
Answer» B. Semiconductor | |
Explanation: A solid substance that has conductivity between that of an insulator and that of most metals, either due to the addition of an impurity or because of temperature effects. |
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