Physics · 2021
JEE Main · 27 July 2021, Shift 2 · Q19
The resistance of a conductor at 15^° C is 16 Ω and at 100^° C is 20 Ω. What will be the temperature coefficient of resistance of the conductor?
The resistance of a conductor at $\displaystyle 15^{\circ} \mathrm{C}$ is $\displaystyle 16 \Omega$ and at $\displaystyle 100^{\circ} \mathrm{C}$ is $\displaystyle 20 \Omega$. What will be the temperature coefficient of resistance of the conductor ?
Official answer
(1)
$\displaystyle 0.003^{\circ} \mathrm{C}^{-1}$
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