Answer to Question #334039 in Mechanics | Relativity for Khadijah

Question #334039

 coil of wire 4 m long has a resistance of 20 2. If its resistivity is 108 x 10*2 m, find its

area of cross-section


1
Expert's answer
2022-04-26T15:19:27-0400

"R=\\frac{\\rho l}S,"

"S=\\frac{\\rho l}R=0.04~mm^2."


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