A temperature-stable resistor is made by connecting a resistor made of silicon in series with one made of iron. If the required total resistance is 1000 ohm in a wide temperature range around 20C, what should be the resistance of the (a) silicon resistor and (b) iron resistor?

A temperature-stable resistor is made by connecting a resistor made of silicon in series with one made of iron. If the required total resistance is 1000 ohm in a wide temperature range around 20C, what should be the resistance of the (a) silicon resistor and (b) iron resistor?

University Physics Volume 2

18th Edition

ISBN:9781938168161

Author:OpenStax

Publisher:OpenStax

Chapter9: Current And Resistance

Section: Chapter Questions

Problem 46P: An electronic device designed to operate at any temperature in the range from 10.0C to 55.0C...

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Question

A temperature-stable resistor is made by connecting a
resistor made of silicon in series with one made of iron. If the required
total resistance is 1000 ohm in a wide temperature range
around 20C, what should be the resistance of the (a) silicon resistor
and (b) iron resistor?

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