1
GATE ECE 1992
MCQ (More than One Correct Answer)
+2
-0.6
For a 2-port network to be reciprocal
A
$$z_{11}\;=\;z_{22}$$
B
$$y_{21}\;=\;y_{12}$$
C
$$h_{21}\;=\;-h_{12}$$
D
AB - BC = 0
2
GATE ECE 1991
MCQ (Single Correct Answer)
+2
-0.6
Two two-port networks are connected in cascade. The combination is to be represented as a single two-port network. The parameters of the network are obtained by multiplying the individual
A
z-parameter matrix
B
h-parameter matrix
C
y-parameter matrix
D
ABCD parameter matrix
3
GATE ECE 1989
MCQ (Single Correct Answer)
+2
-0.6
The condition AD - BC = 1 for a two-port network implies that the network is a
A
reciprocal network
B
lumped element network
C
lossless network
D
unilateral element network
4
GATE ECE 1989
MCQ (More than One Correct Answer)
+2
-0.6
For the transfer function of a physical two-port network
A
all the zeroes must lie only in the left half of the s-plane
B
the poles may lie anywhere in the s-plane
C
the poles lying on the imaginary axis must be simple
D
a pole may lie at origin
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