**2003**

1. The impedance parameters Z

_{11}and Z

_{12}of the two port network in figure are

**2004**

2. For the lattice circuit shown in figure, Z

_{a}= j2Ω and Z

_{b}= 2Ω. The values of the open circuit impedance parameters (Z-parameters) are

**2005**

3. The ABCD parameters of an ideal n:1 transformer shown in figure are given below. The value of 'x' will be

a) n

b) 1/n

c) n

^{2}

d) 1/n

^{2}

**Solution :**https://www.youtube.com/watch?v=wjvAb6BEi9o

4. The h-parameters of the circuit shown in figure are

**Solution :**https://www.youtube.com/watch?v=lI92Vfd0F1o

**2006**

5. A two port network is represented by ABCD parameters as shown below. If port-2 is terminated by R

_{L}, the input impedance seen at port-1 is given by

**Solution :**https://www.youtube.com/watch?v=-emJQU9Qsx8

6. In the two port network shown in the figure below, Z

_{12}and Z

_{21}are respectively

**Solution :**https://www.youtube.com/watch?v=JFOPiiE7frs

**2008**

**Statement for Linked Answer Questions: 7 & 8**

A two port network shown below is excited by external DC sources. The voltages and the currents are measured with voltmeters V

_{1}, V

_{2}and ammeters A

_{1}, A

_{2}(all assumed to be ideal), as indicated. Under following switch conditions, the readings obtained are:

7. The Z-parameter matrix for this network is

8. The h-parameter network for this network is

**Solution (7 & 8):**https://www.youtube.com/watch?v=_-paorTBZZg

**2010**

9. For the two-port network shown below, the short-circuit admittance parameter matrix is

**2011**

10. In the circuit shown below, the network N is described by the following Y matrix: The voltage gain V

_{2}/V

_{1}is

a) 1/90

b) - 1/90

c) - 1/99

d) - 1/11

**2012**

**Common Data for Questions 11 and 12:**

With 10 volts DC connected at port A in the linear nonreciprocal two-port network shown below,

the following were observed:

(i) 1Ω connected at port B draws a current of 3 amps

(ii) 2.5Ω connected at port B draws a current of 2 amps

11. With 10 volts DC connected at port A, the current drawn by 7Ω connected at port B is

a) 3/7 A

b) 5/7 A

c) 1 A

d) 9/7 A

12. For the same network, with 6 volts DC connected at port A, 1Ω connected at port B draws 7/3 amp. If 8 volts DC is connected to port A, the open circuit voltage at port B is

a) 6 V

b) 7 V

c) 8 V

d) 9 V

**Solution (11 & 12):**https://www.youtube.com/watch?v=ghASFX3RYBA

**2014**

13. In the h – parameter model of 2 – port network given in the figure shown,

the value of h

_{22}(in siemens) is _____________

**Solution :**https://www.youtube.com/watch?v=3xxsvowoMWc

14. For the two – port network shown in the figure,

the impedance (Z) matrix (in Ω) is

**Solution :**https://www.youtube.com/watch?v=eGw_ZeJwOec

**2015**

15. The 2 – port Admittance matrix of the circuit shown is given by____________

**Solution :**https://www.youtube.com/watch?v=jQZIEyucrjU

16. The ABCD parameters of the following 2 – port network are

**Solution :**https://www.youtube.com/watch?v=iIjMzXmILXk

Given a video link for each question is very smart way of learning.i love it👍

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