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प्रश्न
A strip of copper and another of germanium are cooled from room temperature to 80 K. The resistance of ______.
विकल्प
- each of these increases
- each of these decreases
- copper strip increases and that of germanium decreases
- copper strip decreases and that of germanium increases
MCQ
रिक्त स्थान भरें
उत्तर
A strip of copper and another of germanium are cooled from room temperature to 80 K. The resistance of copper strip decreases and that of germanium increases.
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