GATE EC 2005 Electromagnetics Solution Q 7

GATE EC 2005 Electromagnetics Solution Q 7

Voltage standing wave pattern in a lossless transmission line with characteristic impedance 50Ω and a resistive load is shown in the figure.

GATE EC 2005 Electromagnetics Solution img6 - Grad Plus

The reflection coefficient is given by_____.

(a) -0.6

(b) -1

(c) 0.6

(d) 0

Ans :- (a)

Explanation

\Gamma=\frac{Z_L-Z_0}{Z_L+Z_0}=\frac{12.5-50}{12.5+50} \Gamma=-0.6

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