A)
Current, I = E/R
E = 0.5 u0 n pi r2^2 (dI/dt)
E = 0.5 x 4 pi x 10^-7 x 1050 x pi x 0.03^2 x (270) = 5.04 x 10^-4 V
I = 5.04 x 10^-4/0.000435 = 1.16 A
B)
B = u0 I/2 r1
B = (4 pi x 10^-7 x 1.16)/(2 x 0.05) = 14.55 uT
C)
Left
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