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Question

Assertion (A) : The temperature of a metal wire rises when an electric current is passed through it.Reason (R) : Collision of metal atoms with each other releases heat energy.
  1. Both A and R are true and R is the correct explanation of A
  2. Both A and R are true and R is not a correct explanation of A
  3. A is true but R is false
  4. A is false but R is true


Solution

The correct option is A Both A and R are true and R is the correct explanation of A

Option: (a)

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