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A current-carrying circular loop of wire (radius r, current I) is partially immersed in a magnetic field of constant magnitude B0

A current-carrying circular loop of wire (radius r, current I) is partially immersed in a magnetic field of constant magnitude B0 directed out of the page as shown in the figure.(Figure 1) 

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Part A 

Determine the x, y, and z projections of the net force on the loop due to the field in terms of θ0. (Note that θ0 points to the dashed line, above which B = 0.) 

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Answer #1

Forces are,

Fx = 0 N

Fy = - 2 IBo r sin(θo)

Fz = 0

Fx, Fy, Fz = (0, - 2 IBo r sinθo, 0) N

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