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If a long hollow copper pipe carries a d...

If a long hollow copper pipe carries a direct current, the magnetic field associated with the current will be

A

only inside the rod

B

only outside the rod

C

both inside and outside the rod

D

neither inside nor outside the rod

Text Solution

Verified by Experts

The correct Answer is:
C
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TARGET PUBLICATION-MAGNETIC EFFECT OF ELECTRIC CURRENT -Critical Thinking Introduction
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