1) 5C 2) 550 ) JOC A copper wire of...
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1) 5C 2) 550 ) JOC A copper wire of cross-sectional area 2.0 m, carries a mm2, resistivity = 1.7x10-8 current of 1 A. The electric field in the copper wire is 1) 8.5x10-5 V/m 2) 8.5x10 4 V/m 3) 8.5x10-3 V/m 4) 8.5x10-2 V/m

JEE/Engineering Exams
Physics
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