1. What length of copper (p=1.78 x 10-8Qm) wire 1.2 mm in diameter is needed to make a 20-Q resistor at 20°C? What length of nichrome wire is needed? (p = 100 x 10-8Qm)
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Q02
![1. What length of copper (p=1.78 x 10-8Qm)
wire 1.2 mm in diameter is needed to make
a 20-Q resistor at 20°C? What length of
nichrome wire is needed? (p = 100 x
10-8Qm)](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fa0e7c282-b8ba-43ba-8a6b-2448afdf9cd4%2F6f72401d-60e9-402d-a532-5d54e9cbcb24%2Fhl3en1_processed.jpeg&w=3840&q=75)
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