A piece of copper and another of germanium are cooled from room temperature to 80 K. How does their resistance change?
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The resistance of a metal decreases with the decrease in temperature, whereas, in case of a semiconducting material resistance increases with decreases in temperature.
Therefore, when cooled, resistance of copper decreases and resistance of germanium increases.
Cheers. Mark brainliest.
The resistance of a metal decreases with the decrease in temperature, whereas, in case of a semiconducting material resistance increases with decreases in temperature.
Therefore, when cooled, resistance of copper decreases and resistance of germanium increases.
Cheers. Mark brainliest.
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