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Electromagnetic Field Theory - Engineering

Q1:

For a 400 kHz transmission line having L = 0.5 mH/km, C = 0.08 mF and negligible R and G, the characteristic impedance will be

A 14 Ω

B 28 Ω

C 39 Ω

D 79 Ω

ANS:D - 79 Ω

f = 400 kHz, L = 0.5 mH, C = 0.08 mF .