Question: A brass ring with triangular cross section encircles a very long straight wire concentrically as in figure. If the wire carries a current I, show

A brass ring with triangular cross section encircles a very long straight wire concentrically as in figure. If the wire carries a current I, show that the total number of magnetic flux lines in the ring is calculate ? if ? = 30 cm, b = 10 cm, h = 5 cm, and I = 10 A. Hlh b- a In 2rb b. Brass ring

Hlh b- a In 2rb b. Brass ring

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