Magnetiç field region 30.0 cm 60.0 cm 4.50 Ai B 60.0 cm
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A long wire carrying
4.50 A of current makes two 90°
bends, as shown in Fig.
The bent part of the wire passes
through a uniform 0.240 T magnetic
field directed as shown in the
figure and confined to a limited region
of space. Find the magnitude
and direction of the force that the
magnetic field exerts on the wire.
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