Question
Physics Question on Moving charges and magnetism
Pick the false statement on the metallic conductors.
A
They obey the Ohm's law.
B
The ratio of voltage and current is constant.
C
The voltage-current graph is non-linear.
D
Their resistance changes with temperature
Answer
The voltage-current graph is non-linear.
Explanation
Solution
The correct option is (C): The voltage-current graph is non-linear.