1.

Consider a transmission line of characteristic impedance 50 ohms. Let it be terminated at one end by (+ j50) ohm. The VSWR produced by it in the transmission line will be (a) + 1 (b) 0 (c) ∞ (d)+ j

Answer»

Correct option (c) ∞

Explanation:

Reflection coefficient = = (zL - z0)/(zL + z0)

= (j50 - 50)/(j50  + 50) = (-50 + j50)/(50 + j50)

= √(502 + 502)/√(502 + 502) = 1

VSWR = (1 + ||)/(1 - ||) = (1 + 1)/(1 - 1) = 2/0 = ∞



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