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Ohm's law is true...

Ohm's law is true

A

For metallic conductors at low temperature

B

For metallic conductors at high temperature

C

For electrolytes when current passes through them

D

For diode when current flows

Text Solution

Verified by Experts

The correct Answer is:
A
Due to the rise in temperature, resistance of conductor increases so graph between V and I becomes non linear.
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