Physics · Current Electricity
Given below are two statements: one is labelled as Assertion (A) and the other is labelled as Reason (R). Assertion (A): The temperature coefficient of resistance is positive for metals and negative for semiconductors. Reason (R): The charge carriers in metals are negatively charged whereas in semiconductors they are exclusively positively charged. In the light of the above statements, choose the correct answer from the options given below:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Both Assertion (A) and Reason (R) are true and Reason (R) is the correct explanation of Assertion (A)
- 2Both Assertion (A) and Reason (R) are true but Reason (R) is NOT the correct explanation of Assertion (A)
- 3Assertion (A) is true but Reason (R) is false✓
- 4Both Assertion (A) and Reason (R) are false
Correct answer
Assertion (A) is true but Reason (R) is false
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