A Single Circular (Radius = R)loop of Wire Is Located

question 18

Multiple Choice

A single circular (radius = R) loop of wire is located in the yz plane with its center at the origin.The loop has a clockwise current as seen from the point (+R,0,0) .The direction of the magnetic field at the point

• A)(0,0,0)is -i and at the point (+R,0,0)is -i.
• B)(0,0,0)is -i and at the point (0,+2R,0)is -i.
• C)(0,0,0)is +i and at the point (+R,0,0)is +i.
• D)(0,0,0)is +i and at the point (0,+2R,0)is +i.
• E)None of the above

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Definitions:

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