4.19 A thermoelectric switch composed of a copper rod 10 cm long at 20°C is to touch an electrical contact at a temperature of 150°C. What distance should there be be tween the rod end and the contact at 20°C?

Electricity for Refrigeration, Heating, and Air Conditioning (MindTap Course List)
10th Edition
ISBN:9781337399128
Author:Russell E. Smith
Publisher:Russell E. Smith
Chapter2: Basic Electricity
Section: Chapter Questions
Problem 24RQ: What is an insulator?
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4.19 A thermoelectric switch composed of a copper rod 10 cm long at 20°C is to touch
an electrical contact at a temperature of 150°C. What distance should there be be
tween the rod end and the contact at 20°C?
Transcribed Image Text:4.19 A thermoelectric switch composed of a copper rod 10 cm long at 20°C is to touch an electrical contact at a temperature of 150°C. What distance should there be be tween the rod end and the contact at 20°C?
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