A circular copper wire has a cross-sectional area of 2mm2; its resistance is o.16 N at 50°C. Find its resistance at 20°C using: a.Inferred zero resistance formula b.Temperature coefficient formula
A circular copper wire has a cross-sectional area of 2mm2; its resistance is o.16 N at 50°C. Find its resistance at 20°C using: a.Inferred zero resistance formula b.Temperature coefficient formula
Electricity for Refrigeration, Heating, and Air Conditioning (MindTap Course List)
10th Edition
ISBN:9781337399128
Author:Russell E. Smith
Publisher:Russell E. Smith
Chapter12: Electronic Control Devices
Section: Chapter Questions
Problem 14RQ
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![A circular copper wire has a cross-sectional area of 2mm2; its resistance is o.16 N at 50°C.
Find its resistance at 20°C using:
a.Inferred zero resistance formula
b.Temperature coefficient formula](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fe4415d14-937f-4bb1-84cd-2f913028996a%2Fb8ac94d1-f5c2-45eb-afa4-b5c8c3ddd462%2F8uwo4h_processed.png&w=3840&q=75)
Transcribed Image Text:A circular copper wire has a cross-sectional area of 2mm2; its resistance is o.16 N at 50°C.
Find its resistance at 20°C using:
a.Inferred zero resistance formula
b.Temperature coefficient formula
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