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2) A wire carries a steady current =0.75 A in Figure. The distances are a=0.5 m, b=0.9 m, and
c=0.8 m. The magnetic field is B=0.2 T.
(a) Find the magnetic force.
(b) Find the magnitude of the magnetic force.
(c) Find the direction of the magnetic force. (sin45=cos45=0.7)
В
y
45°
b
→X
a
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