Answer to Question #228260 in Physics for Porco

Question #228260

A nickel coil has a resistance of 13 Ω at 50°C. If the temperature coefficient of resistance at 0°C is 0.006/°C, the resistance at 0°C is

Expert's answer

The resistance at 50°:

R=R_0(1+kt),\\ R_0=\frac{R}{1+kt}=10\Omega.

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