ch29-p036

ch29-p036 - 36. Using Eq. 29-13, the force on, say, wire 1...

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36. Using Eq. 29-13, the force on, say, wire 1 (the wire at the upper left of the figure) is along the diagonal (pointing towards wire 3 which is at the lower right). Only the forces (or their components) along the diagonal direction contribute. With θ = 45°, we find the force per unit meter on wire 1 to be () 222 000 11 2 1 3 1 4 1 2 1 3 2 2 3 | | 2 cos 2 cos 45 2 22 4 T m A 15.0A 3 1.12 N/m. 8.50 10 m iii
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