Question

For series resonance, the value of the coupling coefficient, k will be

Answer 1

wm = ωk L1L2

m = k. 2. 8j2 = 4k. j

Z = 20 - j10 + j2 + j6 + 2.4kj - 2j + 8kj = 0 at resonance

-2 = -8k

k = 1/4  0.25 .

Answer 2

Hey there...

Refer to attachment