1
GATE ECE 2008
MCQ (Single Correct Answer)
+2
-0.6
The driving point impedance of the following network is given by $$Z(s) = {{0.2\,s} \over {{s^2}\, + \,0.1\,s\, + \,2}}$$. The component values are GATE ECE 2008 Network Theory - Two Port Networks Question 17 English
A
L = 5H, R = 0.5 $$\Omega $$, C = 0.1 F
B
L = 0.1 H, R = 0.5 $$\Omega $$, C = 5 F
C
L = 5H, R = 2 $$\Omega $$, C = 0.1 F
D
L = 0.1 H, R = 2 $$\Omega $$, C = 5 F
2
GATE ECE 2006
MCQ (Single Correct Answer)
+2
-0.6
In the two port network shown in the figure below, z12 and z21 are, respectively GATE ECE 2006 Network Theory - Two Port Networks Question 39 English
A
$$r_0\;and\;\beta\;r_0$$
B
$$0\;and\;-\beta\;r_0$$
C
$$0\;and\;\beta\;r_0$$
D
$$r_0\;and\;-\beta\;r_0$$
3
GATE ECE 2006
MCQ (Single Correct Answer)
+2
-0.6
A two-port network is represented by ABCD parameters given by $$\left[ {\matrix{ {{V_1}} \cr {{I_1}} \cr } } \right] = \,\left[ {\matrix{ A & B \cr C & D \cr } } \right]\,\left[ {\matrix{ {{V_2}} \cr { - \,{I_2}} \cr } } \right]$$

If port-2 is terminated by $${R_L}$$, the input impedance seen at port-1 is given by

A
$${{A\, + \,B{R_L}} \over {C + \,D{R_L}}}$$
B
$${{\,A{R_L} + \,C} \over {B{R_L}\, + D}}$$
C
$${{\,D{R_L} + \,A} \over {\,B{R_L} + C}}$$
D
$${{\,B + A{R_L}} \over {D + \,C{R_L}}}$$
4
GATE ECE 2005
MCQ (Single Correct Answer)
+2
-0.6

If R1 = R2 = R4 = R and R3 = 1.1R in the bridge circuit shown in figure, then the reading in the ideal voltmeter connected between a and b is

GATE ECE 2005 Network Theory - Two Port Networks Question 40 English
A
0.238 V
B
0.138 V
C
-0.238 V
D
1 V
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