Electromagnetic Field Theory
If the resistance of a conductor does not vary in accordance with the Ohms law it is known as

 non - conductor.
 reverse conductor.
 non - linear conductor.
 bad conductor.

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Electromagnetic Field Theory
A wire carrying current is bent in the form of a circular loop. Then the magnetic field around each portion of the wire will be

 none of above.
 parallel to half portion and perpendicular for the other half.
 perpendicular to the circumference of the wire.
 parallel to the plane of the wire.

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