25. The resistance of a silver wire is 0.30 at 20°C, at what temperature will its resistance decrease by25% if its temperature coefficient of resistance at 20°C is 0.0038°C-1.

Given data: Initial resistance Ri=0.1 Ω Final resistance Rf=25100×0.3=0.075 Ω Temperature T1=20° C…

Answered: The resistance of a silver wire is 0.30…

The resistance of a silver wire is 0.30 at 20°C, at what temperature will its resistar 5% if its temperature coefficient of resistance at 20°C is 0.0038°C-1.

University Physics Volume 2

18th Edition

ISBN:9781938168161

Author:OpenStax

Publisher:OpenStax

Chapter9: Current And Resistance

Section: Chapter Questions

Problem 44P: A resistor made of nichrome wire is used in an application where its resistance cannot change more...

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25. The resistance of a silver wire is 0.30 at 20°C, at what temperature will its resistance decrease by
25% if its temperature coefficient of resistance at 20°C is 0.0038°C-1.

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