Physics, 06.11.2019 22:31 tinyturtles
The resistivity of gold is 2.44 x 10-8 ohms. m at room temperature. a gold wire that is 0.9 mm in diameter and 14 cm long carries a current of 940 ma. what is the electric field in the wire?
answer
0.090 v/m
0.028 v/m
0.046 v/m
0.0090 v/m
0.036 v/m
Answers: 2
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