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Physics, 21.06.2020 04:57 Shayleechase

A current-carrying wire is bent into a circular loop of radius R and lies in an xy plane. A uniform external magnetic field B in the z direction exists throughout the plane of the loop. The current has the magnitude of II and it is deirected counterclockwise when observing from positive z axis. What is the magnetic force exerted by the external field on the loop? Express your answer in terms of some or all of the variables I, R, and B.

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