The z-parameter matrix for the two-port network shown is
$\left[\begin{array}{cc}2j\omega & j\omega \\ j\omega & 3+2j\omega \end{array}\right],$
where the entries are in Ω. Suppose ${Z}_{b}\left(j\omega \right)={R}_{b}+j\omega $
Then the value of R_{b} (in Ω) equals ________
The z-parameter matrix $\begin{bmatrix}z_{11}&z_{12}\\z_{21}&z_{22}\end{bmatrix}$ for the two-port network shown is
The 2-port adminittance matrix of the circuit shown is given by
The ABCD parameters of the following 2-port network are
In the h-parameter model of the 2-port network given in the figure shown, the value of h_{22} (in S) is ______ .
For the two-port network shown in the figure, the impedance (Z) matrix (in Ω) is
With 10 V dc connected at port A in the linear nonreciprocal two-port network shown below, the following were observed:
(i) 1Ω$$ connected at port B draws a current of 3 A (ii) 2.5Ω$$ connected at port B draws a current of 2 A
With 10 V dc connected at port A, the current drawn by 7Ω connected at port B is
For the same network, with 6 V dc connected at port A, 1Ω connected at port B draws 7/3 A. If 8 V dc is connected to port A, the open circuit voltage at port B is
In the circuit shown below, the network N is described by the following Y matrix:
$Y=\left[\begin{array}{cc}0.1\mathrm{S}& -0.01\mathrm{S}\\ 0.01\mathrm{S}& 0.1\mathrm{S}\end{array}\right]$. The voltage gain $\frac{{V}_{2}}{{V}_{1}}$ is
For the two-port network shown below, the short-circuit admittance parameter matrix is
If the scattering matrix [S] of a two port network is
$\left[\mathrm{s}\right]=\left[\begin{array}{cc}0.2\angle {0}^{o}& 0.9\angle {90}^{o}\\ 0.9\angle {90}^{o}& 0.1\angle {90}^{o}\end{array}\right]$
then the network is
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 ammeter A_{1}, A_{2} (all assumed to be ideal), as indicated. Under following switch conditions, the readings obtained are: i) S_{1} - Open, S_{2} - Closed A_{1} = 0A, V_{1} = 4.5V, V_{2} = 1.5V, A_{2} = 1A ii) S_{1} - Closed, S_{2} - Open A_{1} = 4A, V_{1} = 6V, V_{2} = 6V, A_{2} = 0A
The z-parameter matrix for this network is
The h-parameter matrix for this network is