Physics · Current Electricity
An Aluminium (Al) wire and a Germanium (Ge) crystal are heated from room temperature. Which one of the following statements is true for their electrical resistances?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Resistance of Al will decrease while that of Ge will increase
- 2Resistance of Al will increase while that of Ge will decrease✓
- 3Resistance will decrease in both cases
- 4Resistance will increase in both cases
Correct answer
Resistance of Al will increase while that of Ge will decrease
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