Assertion: When the temperature of a conductor is increased

PHYSICS · Single correct · A Level · Physics · Electricity · Electricity

Problem

Assertion: When the temperature of a conductor is increased, its resistance increases. Reason: Free electrons collide more frequently. (A) Both Assertion and Reason are true and Reason is the correct explanation of Assertion. (B) Both Assertion and Reason are true but Reason is not the correct explanation of Assertion. (C) Assertion is true but Reason is false. (D) Assertion is false but Reason is true.

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