Each wire carries a current of i 1a flowing in the

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Unformatted text preview: at is the B field at point P? y y I1=1A 4cm x 4cm I2=1A Front view Btop = 4 X 10-6 T • What is the magnitude of B at P? (µ0 = 4π x 10−7 T-m/A) (A) 3.2 x 10−6 T (A) (B) 4.8 x 10−6 T (B) (C) 6.4 x 10−6 T (C) BB . z 3cm P Side view (D) 8.0 x 10−6 T (D) y . 4cm 3cm z θ :49 B1 θ 5cm θ θ B2 B1x = B1 cos θ B2 x = B2 cos θ 4 Bx = 2 B1 cos θ = 2 × 4 ×10 −6 × = 6.4 × 10 −6 5 Physics 212 Lecture 14, Slide 23 Physics...
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