The area of cross-section of copper wire is 3 x 10-6 m². It carries a current of 4.2 A. Calculate current density in the wire

Electricity for Refrigeration, Heating, and Air Conditioning (MindTap Course List)
10th Edition
ISBN:9781337399128
Author:Russell E. Smith
Publisher:Russell E. Smith
Chapter16: Installation Of Heating, Cooling, And Refrigeration Systems
Section: Chapter Questions
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The area of cross-section of copper wire is 3 x 10-6 m². It carries a current of 4.2 A. Calculate current density in the wire
Transcribed Image Text:The area of cross-section of copper wire is 3 x 10-6 m². It carries a current of 4.2 A. Calculate current density in the wire
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