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Current Electricity: NEET 2023

Easy· Electrical Resistance in Conductors (Temperature Dependence of Resistance & Resistivity)· +4 / −1

The resistance of platinum wire at

0^\circ\mathrm{C}

is

2\ \Omega

and

6.8\ \Omega

at

80^\circ\mathrm{C}

. The temperature coefficient of resistance of the wire is :

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