The resistance of a wire at 0^{\circ} {C} is 20 Ω. If the temperature coefficient of the resistance is 5 \times 10^{-3}{ }^{\circ} {C}^{-1}. The temperature at which the resistance will be double of that at 0^{\circ} {C} is

AP EAPCET 05-Jul-2022 Shift 1 Paper

Section: Physics

Question : 108 of 160

Marks: +1, -0

The resistance of a wire at 0∘C is 20Ω. If the temperature coefficient of the resistance is 5×10−3‌∘C−1. The temperature at which the resistance will be double of that at 0∘C is

810∘C
200∘C
250∘C
2300∘C

Validate

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