Resistance of a wire at 20^\circ \C is 20\\Omega and at 500^\circ \C is 60\\Omega . At what temperature its resistance is 25\\Omega ?

Army Group X Practice Set 4

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Resistance of a wire at 20°C is 20Ω and at 500°C is 60Ω . At what temperature its resistance is 25Ω ?

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