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A straight long conductor carries along ...

A straight long conductor carries along the positive x-axis. Identify the correct statement related to the four points `A(a,a,0), B(a,0,a), C(a,-a,0)` and `D(a,0,-a)`.

A

The magnitude of magnetic field at all points is same

B

Fields ast A and B are mutually perpendicular

C

Fields at A and C are antiparallel

D

All of the above

Text Solution

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The correct Answer is:
D
Apply screw law for finding magnetic field around a straight current carrying wire.
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