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04: Cylidrical conductor of radius 2 cm currying a uniform current of 170 Amp. What is...

04: Cylidrical conductor of radius 2 cm currying a uniform current of 170 Amp. What is a magnitude of magnetic field at radial distance (a) r = 0, (b) r = 1 cm. (c) r = 2 cm (on the surface). (d) r = 4 cm.

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