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The voltage $V$ and current $I$ graph for a conductor at two different temperatures $T_{1}$ and $T_{2}$ and shown in the figure. The relation between $T_{1}$ and $T_{2}$ is
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The correct answer is:
$T_{1}>T_{2}$
Resistance $=$ Slope of $V-I$ graph
Resistance $\propto$ Temperature
$$
R_{1}>R_{2}
$$
then $T_{1}>T_{2}$
Resistance $\propto$ Temperature
$$
R_{1}>R_{2}
$$
then $T_{1}>T_{2}$
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