(a) t = 20 ms,

(b) t = 40 ms, and

(c) t = 60ms. Next, assume that the electric field driving the current is confined to the wire. Then determine the magnitude of the magnetic field Bid at point P due to the displacement current id in the wire at

(d) t = 20 ms,

(e) t = 40 ms, and

(g) Bi and

(h) Bid

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P. Wire (a) t (ms) (b) (V)!