GATE EE
Electric Circuits
Two Port Networks
Previous Years Questions

## Marks 1

For the given 2-port network, the value of transfer impedance Z21 in ohms is_______. ...
The driving point impedance Z(s) for the circuit shown below is ...
For the two port network shown in the Fig. the $$Z$$ $$-$$ matrix is given by ...
A passive 2-port network is in a steady state.Compare to its input, the steady state output can never offer
If a two-port network is passive, then we have, with the usual notation, the following relationship

## Marks 2

Two passive two-port networks are connected in cascade as shown in figure. A voltage source is connected at port 1. $$\begin{array}{l}Given:\\V_1=A_1... In a linear two-port network, when 10 V is applied to Port 1, a current of 4 A flows through Port 2 when it is short-circuited. When 5V is applied to ... With 10 V dc connected at port A in the linear nonreciprocal two-port network shown below, the following were observed: (i) 1 Ω connected at port B dr... With 10 V dc connected at port A in the linear nonreciprocal two-port network shown below, the following were observed: (i) 1 Ω connected at port B dr... The two-port network P shown in the figure has ports 1 and 2, denoted by terminals (a, b) and (c, d), respectively. It has an impedance matrix Z with ... The parameters of the circuit shown in the figure are$${R_i} = 1\,\,M\,\Omega ,\,\,{R_0} = 10\,\Omega ,\,\,A = {10^6}\,\,V/V.$$If$${V_i} = 1\,\,\m...
Two networks are connected in cascade as shown in the Fig. With the usual notations the equivalent $$A,B,C$$ and $$D$$ constants are obtained. Given t...
The $$Z$$ matrix of a $$2$$ $$-$$ port network is given by $$\left[ {\matrix{ {0.9} & {0.2} \cr {0.2} & {0.6} \cr } } \right].$$ T...
The $$h$$ $$-$$ parameters for a two $$-$$ port network are defined by $$\left[ {\matrix{ {{E_1}} \cr {{{\rm I}_2}} \cr } } \right] = \le... A two$$-$$port network, shown in Fig. is described by the following equations:$$\eqalign{ & {{\rm I}_1} = {Y_{11}}\,\,{E_1} + {Y_{12}}\,\,{E_...
A two-port device is defined by the following pair of equations: $${i_1} = 2{v_1} + {v_2}$$ and $${i_2} = {v_1} + {v_2}$$ Its impedance parameters ...
For the two port network shown in Fig. the admittance matrix is ...
EXAM MAP
Joint Entrance Examination