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A long, straight wire carries a current ...

A long, straight wire carries a current along the z-axis. One can find two points in the x-y plane such that

A

The magnetic field are equal

B

The directions of the magnetic field are the same

C

The magnitudes of the magnetic fields are equal

D

The field at one points is opposite to that at the other point

Text Solution

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The correct Answer is:
B, C, D
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