1
GATE ECE 2001
MCQ (Single Correct Answer)
+2
-0.6
When the angular frequency $$\omega $$ in Fig. is varied from $$0$$ to $$\infty $$ the locus of the current phasor $${{\rm I}_2}$$ is given by GATE ECE 2001 Network Theory - Sinusoidal Steady State Response Question 30 English 1 GATE ECE 2001 Network Theory - Sinusoidal Steady State Response Question 30 English 2 GATE ECE 2001 Network Theory - Sinusoidal Steady State Response Question 30 English 3 GATE ECE 2001 Network Theory - Sinusoidal Steady State Response Question 30 English 4 GATE ECE 2001 Network Theory - Sinusoidal Steady State Response Question 30 English 5
A
Fig. (i)
B
Fig. (ii)
C
Fig. (iii)
D
Fig. (iv)
2
GATE ECE 2001
MCQ (Single Correct Answer)
+1
-0.3
If each branch of a Delta circuit has impedance $$\sqrt 3 \,Z$$, then each branch of the equivalent Wye circuit has impedance
A
$${Z \over {\sqrt 3 }}$$
B
3Z
C
$$3\sqrt 3 \,Z$$
D
$${Z \over 3}$$
3
GATE ECE 2001
MCQ (Single Correct Answer)
+2
-0.6
The Z parameters $${Z_{11}}$$ and $${Z_{21}}$$ for the 2-port network in Fig. are GATE ECE 2001 Network Theory - Two Port Networks Question 23 English
A
$${Z_{11}} = - {6 \over {11}}\,\Omega ;\,\,{Z_{21}}\, = \,{{16} \over {11}}\,\Omega $$
B
$${Z_{11}} = {6 \over {11}}\,\Omega ;\,\,{Z_{21}}\, = \,{{4} \over {11}}\,\Omega $$
C
$${Z_{11}} = {6 \over {11}}\,\Omega ;\,\,{Z_{21}}\, = \,-{{16} \over {11}}\,\Omega $$
D
$${Z_{11}} = {4 \over {11}}\,\Omega ;\,\,{Z_{21}}\, = \,{{4} \over {11}}\,\Omega $$
4
GATE ECE 2001
Subjective
+5
-0
The admittance parameters of a 2-port network shown in Fig. are given by $${Y_{11}} = \,2\,\,mho$$, $${Y_{12}}$$ = - 0.5 mho, $${Y_{21}}$$ = 4.8 mho, $${Y_{22}}$$ = 1 mho. The output port is terminated with a load admittance $${Y_L}$$ = 0.2 mho. Find $${E_2}$$ for each of the following conditions:

(a) $${E_1} = \,10\,\angle \,{0^{ \circ \,}}\,V$$
(b) $${I_1} = \,10\,\angle \,{0^{ \circ \,}}\,A$$
(c) A source $$10\,\angle \,{0^{ \circ \,}}\,V$$ in series with a 0.25 $$\Omega $$ resistor is connected to the input port.

GATE ECE 2001 Network Theory - Two Port Networks Question 6 English
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