Question

019 10.0 points A conductor consists of a circular loop of radius 0.12 m and straight long sections, as shown. The wire lies in the plane of the paper and carries a current of 10.7 A. I R Find the magnitude of the magnetic field at the center of the loop.

Answer 1

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Solution B С. A f R = 0.12m I=107A IR We can divide the whole setup into two parts OAR infinite wire Magnetic field due to iolre AC at distance R Cor point o) = llo IL-KHE BAR qnR circular Ring Magnetic field due to circular Ring 6 non 1-12) Bring - IR BAC + Being Buet i Mor 2TR Mof 2R Jeg tios ti QR 1.25664x 10-6 x 10.7 2X0.12 Duet = 73.8514 x 10-6 T F t +1 29 Tary

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