Exercise: Exam Question Papers
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A transmission line has a characteristic impedance of 50 Ω and a resistance of 0.1 Ω/m, if the line is distortion less, the attenuation constant (in Np/m) is
Answer: D
Distortion less 
a = RG and Z0 = RG → 
.
In the following non planar graph number of independent loop equations are
Answer: D
Number of independent loop equations are given by,
L = B - N + 1
where L : No. of loop equations
B : No. of branches = 12
N : No. of nodes = 8
L = 12 - 8 + 1 = 5.
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