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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.
Options:
A .  Both A and R are true and R is the correct explanation of A
B .  Both A and R are true and R is not a correct explanation of A
C .  A is true but R is false
D .  A is false but R is true
Answer: Option A
:
A
Option:(a)
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