Network Theorems · Electric Circuits · GATE EE

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Marks 1

GATE EE 2024
All the elements in the circuit are ideal. The power delivered by the 10 V source in watts is...
GATE EE 2023
For the circuit shown in the figure, $$V_1=8$$ V, DC and $$I_1=8$$ A, DC. The voltage $$V_{ab}$$ in Volts is __________ (Round off to 1 decimal place)...
GATE EE 2021
In the given circuit, for maximum power to be delivered to RL, its value should be ______ Ω. (Round off to 2 decimal places.) ...
GATE EE 2020
The Thevenin equivalent voltage, Vth, in V (rounded off to 2 decimal places) of the network shown below, is ________ ...
GATE EE 2015 Set 1
For the given circuit the Thevenin equivalent is to be determined. The Thevenin voltage, VTh (in volt), seen from terminal AB is _________. ...
GATE EE 2014 Set 3
A non-ideal voltage source VS has an internal impedance of ZS. If a purely resistive load is to be chosen that maximizes the power transferred to the ...
GATE EE 2013
A source $$v_s\left(t\right)=V\cos100\mathrm{πt}$$ has an internal impedance of (4 + j3) Ω.If a purely resistive load connected to this source has to ...
GATE EE 2012
The impedance looking into nodes 1 and 2 in the given circuit is ...
GATE EE 2012
In the circuit shown below, the current through the inductor is ...
GATE EE 2011
In the circuit given below, the value of R required for the transfer of maximum power to the load having a resistance of 3 Ω is ...
GATE EE 2006
In the figure the current source is $$1\,\,\angle \,0\,A,$$ $$R = \,1\,\,\Omega ,$$ the impedances are $${Z_C} = - j\,\,\Omega ,$$ and $${Z_L} = 2\,...
GATE EE 2003
In the Fig. $${Z_1} = 10\angle - {60^ \circ },\,\,{Z_2} = 10\angle {60^ \circ },\,$$ $${Z_3} = 50\angle {53.13^ \circ }.\,\,$$ Thevenin's impedance s...
GATE EE 1994
Superposition principle is not applicable to a network containing time-varying registors.

Marks 2

GATE EE 2023
For the circuit shown, if $$i = \sin 1000t$$, the instantaneous value of the Thevenin's equivalent voltage (in Volts) across the terminals a-b at time...
GATE EE 2021
For the network shown, the equivalent Thevenin voltage and Thevenin impedance as seen across terminals 'ab' is ...
GATE EE 2020
A benchtop dc power supply acts as an ideal 4 A current source as long as its terminal voltage is below 10 V. Beyond this point, it begins to behave a...
GATE EE 2019
The current I flowing in the circuit shown below in Amperes is ________. ...
GATE EE 2017 Set 2
For the network given in figure below, the Thevenin's voltage Vab is ...
GATE EE 2017 Set 1
In the circuit shown below, the maximum power transferred to the resistor R is _______ W. ...
GATE EE 2016 Set 1
In the circuit shown below, the node voltage VA is _________ V. ...
GATE EE 2014 Set 3
The Norton’s equivalent source in amperes as seen into the terminals X and Y is _______. ...
GATE EE 2013
In the circuit shown below, if the source voltage $$V_s=100\angle53.12^\circ\;V$$ then the Thevenin’s equivalent voltage in Volts as seen by the load ...
GATE EE 2012
Assuming both the voltage sources are in phase, the value of R for which maximum power is transferred from circuit A to circuit B is ...
GATE EE 2012
If $$V_A-V_B=\;6\;V$$, then $$V_C-V_D$$ is ...
GATE EE 2009
For the circuit given above, the Thevenin's voltage across the terminals $$A$$ and $$B$$ is ...
GATE EE 2009
For the circuit given above, the Thevenin's resistance across the terminals $$A$$ and $$B$$ is ...
GATE EE 2005
In the given Fig. the Thevenin's equivalent pair (voltage, impedence), as seen at the terminals $$P-Q$$, is given by ...
GATE EE 2003
In Fig. the potential difference between points $$P$$ and $$Q$$ is ...
GATE EE 2003
Two ac sources feed a common variable resistive load as shown in Fig. Under the maximum power transfer condition, the power absorbed by the load resis...
GATE EE 1998
Viewed from the terminals $$A, B$$ the following circuit shown in Figure can be reduced to an equivalent circuit of a single voltage source in series ...
GATE EE 1997
For the circuit shown in Fig, the Norton equivalent source current value is _________ $$A$$ and its resistance is ___________ $$Ohms$$ ...

Marks 5

GATE EE 2002
An electrical network is fed by two $$ac$$ sources, as shown in Fig. Given that $${Z_1} = \left( {1 - j} \right)\Omega ,\,\,{Z_2} = \left( {1 + j} \r...
GATE EE 2000
Predict the current $${\rm I}$$ in Fig. in response to a voltage of $$20\angle {0^0}\,V.$$ The impedance values are given in $$ohms.$$ Use Thevenin's ...
GATE EE 1997
Find the Thevenin equivalent about $$AB$$ for the circuit shown in Figure. ...
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