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Sahay Sir > Question Answers > Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) > A metallic wire has a resistance of 120Ω at 20∘C. Find the temperature at which the resistance of same metallic wire rises at 240Ω where the temperature coefficient of the wire is 2×10−40 C−1.

A metallic wire has a resistance of 120Ω at 20∘C. Find the temperature at which the resistance of same metallic wire rises at 240Ω where the temperature coefficient of the wire is 2×10−40 C−1.

A metallic wire has a resistance of 120Ω at 20∘C. Find the temperature at which the resistance of same metallic wire rises at 240Ω where the temperature coefficient of the wire is 2×10−40 C−1.