GO Electrical
Ask us anything
Toggle navigation
GO Electrical
Email or Username
Password
Remember
Login
Register

I forgot my password
Activity
Questions
Hot!
Unanswered
Tags
Subjects
Users
Ask
New Blog
Blogs
Exams
Recent activity in Electrical Circuits
0
votes
0
answers
1
GATE2016237
In the circuit shown below, the initial capacitor voltage is $4 V$. Switch $S_{1}$ is closed at $t=0$. The charge (in $\mu C$) lost by the capacitor from $t=25 \mu s$ to $t=100 \mu s$ is _________.
retagged
Dec 6, 2019
in
Electrical Circuits
by
jothee
(
100
points)
gate2016ee2
capacitorvoltage
seriescircuit
numericalanswers
0
votes
0
answers
2
GATE2016234
The driving point input impedance seen from the source $V_{s}$ of the circuit shown below, in $\Omega$, is ______.
retagged
Dec 6, 2019
in
Electrical Circuits
by
jothee
(
100
points)
gate2016ee2
meshanalysis
nodalanalysis
kvl
kcl
numericalanswers
0
votes
0
answers
3
GATE2016221
For the network shown in the figure below, the frequency (in rad/s) at which the maximum phase lag occurs is, ___________.
retagged
Dec 6, 2019
in
Electrical Circuits
by
jothee
(
100
points)
gate2016ee2
voltageleads
currentleads
rcfilter
numericalanswers
0
votes
0
answers
4
GATE2016155
In the circuit shown below, the node voltage $V_{A}$ is ___________ $V$.
retagged
Dec 4, 2019
in
Electrical Circuits
by
jothee
(
100
points)
gate2016ee1
elctronics
dependentvoltgesource
nodalanalysis
numericalanswers
0
votes
0
answers
5
GATE2016154
The circuit below is excited by a sinusoidal source. The value of $R$, in $\Omega$, for which the admittance of the circuit becomes a pure conductance at all frequencies is _____________.
retagged
Dec 4, 2019
in
Electrical Circuits
by
jothee
(
100
points)
gate2016ee1
capacitance
inductance
sinusoidalsource
numericalanswers
0
votes
0
answers
6
GATE2016152
In the circuit shown below, the supply voltage is $10 \sin(1000t)$ volts. The peak value of the steady state current through the $1 \Omega$ resistor, in amperes, is ________.
retagged
Dec 4, 2019
in
Electrical Circuits
by
jothee
(
100
points)
gate2016ee1
meshanalysis
nodalanalysis
sinusoidalvoltagesource
numericalanswers
0
votes
0
answers
7
GATE2016145
The voltage $(v_{s})$ across and the current $(i_{s})$ through a semiconductor switch during a turnON transition are shown in figure. The energy dissipated during the turnON transition, in $mJ$, is _______.
retagged
Dec 4, 2019
in
Electrical Circuits
by
jothee
(
100
points)
gate2016ee1
semiconductordevices
bipolarjunction
transistors
turnoncharacteristicsoftransistor
numericalanswers
0
votes
0
answers
8
GATE2016144
The switches $T1$ and $T2$ in Figure (a) are switched in a complementary fashion with sinusoidal pulse width modulation technique. The modulating voltage $v_{m}(t)=0.8\sin (200\pi t) V$ and the triangular carrier voltage $(v_{c})$ are as shown in Figure (b). The ... frequency is $5 kHz$. The peak value of the $100 Hz$ component of the load current $(i_{L})$, in ampere, is ________ .
retagged
Dec 4, 2019
in
Electrical Circuits
by
jothee
(
100
points)
gate2016ee1
pulsewidthmodulation
carrierwaves
modulatingtechniques
numericalanswers
0
votes
0
answers
9
GATE2016139
In the circuit shown, switch $S_{2}$ has been closed for a long time. At time $t=0$ switch $S_{1}$ is closed. At $t=0^{+}$, the rate of change of current through the inductor, in amperes per second, is _____.
retagged
Dec 4, 2019
in
Electrical Circuits
by
jothee
(
100
points)
gate2016ee1
highfrequencyswitch
dcbattery
rlload
numericalanswers
0
votes
0
answers
10
GATE2016118
In the given circuit, the current supplied by the battery, in ampere, is ________.
retagged
Dec 4, 2019
in
Electrical Circuits
by
jothee
(
100
points)
gate2016ee1
voltagedivider
dependentcurrentsource
superposition
numericalanswers
0
votes
0
answers
11
GATE2016117
In the portion of a circuit shown, if the heat generated in $5 \Omega$ resistance is $10$ calories per second, then heat generated by the $4 \Omega$ resistance, in calories per second, is ________.
retagged
Dec 4, 2019
in
Electrical Circuits
by
jothee
(
100
points)
gate2016ee1
parallelcombination
seriescombination
currentdividercircuit
numericalanswers
0
votes
0
answers
12
GATE2016112
A transistor circuit is given below. The Zener diode breakdown voltage is $5.3$ V as shown. Take base to emitter voltage drop to be $0.6$ V. The value of the current gain $\beta$ is _________.
retagged
Dec 4, 2019
in
Electrical Circuits
by
jothee
(
100
points)
gate2016ee1
semiconductordevices
reversesaturationmode
voltagedivider
numericalanswers
0
votes
0
answers
13
GATE2015230
The coils of a wattmeter have resistances $0.01 \Omega$ and $1000 \Omega$; their inductances may be neglected. The wattmeter is connected as shown in the figure, to measure the power consumed by a load, which draws $25 A$ at power factor $0.8$. The voltage across the load terminals is $30 V$. The percentage error on the wattmeter reading is ________.
retagged
Dec 4, 2019
in
Electrical Circuits
by
jothee
(
100
points)
gate2015ee2
powermeasurement
coils
powerfactor
numericalanswers
0
votes
0
answers
14
GATE2015219
The current $i$ (in Ampere) in the $2 \Omega$ resistor of the given network is ________.
retagged
Dec 4, 2019
in
Electrical Circuits
by
jothee
(
100
points)
gate2015ee2
electriccircuitreduction
nodalanalysis
numericalanswers
0
votes
0
answers
15
GATE201527
A capacitive voltage divider is used to measure the bus voltage $V_{bus}$ in a highvoltage $50$ Hz AC system as shown in the figure. The measurement capacitors $C_{1}$ and $C_{2}$ have tolerances of $\pm 10$% on their nominal capacitance values. If the bus ... $V_{bus}$ is $100$ kV rms, the maximum rms output voltage $V_{out}$ (in kV), considering the capacitor tolerances, is _______.
retagged
Dec 4, 2019
in
Electrical Circuits
by
jothee
(
100
points)
gate2015ee2
capacitivevoltagedivider
tolerance
numericalanswers
0
votes
0
answers
16
GATE2015147
In the given circuit, the parameter $k$ is positive, and the power dissipated in the $2 \Omega$ resistor is $12.5$W. The value of $k$ is _________.
retagged
Dec 4, 2019
in
Electrical Circuits
by
jothee
(
100
points)
gate2015ee1
dependentsources
nodalanalysis
numericalanswers
0
votes
0
answers
17
GATE2015146
In a linear twoport network, when $10$ V is applied to Port $1$, a current of $4$ A flows through Port $2$ when it is shortcircuited. When $5$ V is applied to Port $1$, a current of $1.25$ A flows through a $1 \Omega$ resistance connected across Port $2$. When $3$ V is applied to Port $1$, the current (in Ampere) through a $2 \Omega$ resistance connected across Port $2$ is ________.
retagged
Dec 4, 2019
in
Electrical Circuits
by
jothee
(
100
points)
gate2015ee1
network
nodalanalysis
numericalanswers
0
votes
0
answers
18
GATE2015145
The circuit shown in the figure has two sources connected in series. The instantaneous voltage of the $AC$ source (in Volt) is given by $v(t) = 12 \sin t$. If the circuit is in steady state, then the rms value of the current (in Ampere) flowing in the circuit is ________.
retagged
Dec 4, 2019
in
Electrical Circuits
by
jothee
(
100
points)
gate2015ee1
seriesconnection
steady
state
numericalanswers
0
votes
0
answers
19
GATE2015131
The circuit shown is meant to supply a resistive load $R_{L}$ from two separate $DC$ voltage sources. The switches $S1$ and $S2$ are controlled so that only one of them is $ON$ at any instant. $S1$ is turned on for $0.2 ms$ and $S2$ is ... conduction of the inductor current and negligible ripple on the capacitor voltage, the output voltage $V_{0}$ (in Volt) across $R_{L}$ is _______.
retagged
Dec 4, 2019
in
Electrical Circuits
by
jothee
(
100
points)
gate2015ee1
ripplevoltages
timeperiod
numericalanswers
0
votes
0
answers
20
GATE2015119
For the given circuit, the Thevenin equivalent is to be determined. The Thevenin voltage, $V_{Th}$ (in Volt), seen from terminal $AB$ is __________.
retagged
Dec 4, 2019
in
Electrical Circuits
by
jothee
(
100
points)
gate2015ee1
theveninvoltage
dependentsources
numericalanswers
0
votes
0
answers
21
GATE201516
A $(050 A)$ moving coil ammeter has a voltage drop of $0.1 V$ across its terminals at full scale deflection. The external shunt resistance (in milliohms) needed to extend its range to $(0 – 500 A)$ is _______.
retagged
Dec 4, 2019
in
Electrical Circuits
by
jothee
(
100
points)
gate2015ee1
currentmeasurement
ammeter
numericalanswers
0
votes
0
answers
22
GATE2014329
The Norton’s equivalent source in amperes as seen into the terminals $X$ and $Y$ is _______.
edited
Dec 3, 2019
in
Electrical Circuits
by
jothee
(
100
points)
gate2014ee3
thevenins
theorem
nortonstheorem
numericalanswers
0
votes
0
answers
23
GATE2014354
A diode circuit feeds an ideal inductor as shown in the figure. Given $v_s$=100 sin($w_t$) $V$ where $ω$ = $100\pi$ $rad/s$, and $L$ = $31.83$ $mH$. The initial value of inductor current is zero. Switch $S$ is closed at $t$ = $2.5$ $ms$. The peak value of inductor current $i_L$ (in $A$) in the first cycle is ________.
edited
Dec 3, 2019
in
Electrical Circuits
by
jothee
(
100
points)
gate2014ee3
timeresponse
peakvalue
numericalanswers
0
votes
0
answers
24
GATE2014330
The power delivered by the current source, in the figure, is ________.
edited
Dec 3, 2019
in
Electrical Circuits
by
jothee
(
100
points)
gate2014ee3
currentsource
negativepower
numericalanswers
0
votes
0
answers
25
GATE2014248
Two ammeters $X$ and $Y$ have resistances of $1.2$ $Ω$ and $1.5$ $Ω$ respectively and they give fullscale deflection with $150$ $mA$ and $250$ $mA$ respectively. The ranges have been extended by connecting shunts so as to give full scale deflection ... placed in a circuit in which the total current flowing is $15$ $A$. The current in amperes indicated in ammeter $X$ is __________.
retagged
Dec 3, 2019
in
Electrical Circuits
by
jothee
(
100
points)
gate2014ee2
currentmeasurement
voltagemeasurement
numericalanswers
0
votes
0
answers
26
GATE2014231
The total power dissipated in the circuit, shown in the figure, is $1$ $kW$. The voltmeter, across the load, reads $200$ $V$. The value of $X_L$ is ___________.
retagged
Dec 3, 2019
in
Electrical Circuits
by
jothee
(
100
points)
gate2014ee2
powerloss
reactance
numericalanswers
0
votes
0
answers
27
GATE2014219
The sawtooth voltage waveform shown in the figure is fed to a moving iron voltmeter. Its reading would be close to _____________
edited
Dec 2, 2019
in
Electrical Circuits
by
jothee
(
100
points)
gate2014ee2
waveforms
voltmeter
numericalanswers
0
votes
0
answers
28
GATE2014147
The reading of the voltmeter $(rms)$ in volts, for the circuit shown in the figure is __________
edited
Dec 2, 2019
in
Electrical Circuits
by
jothee
(
100
points)
gate2014ee1
nodalanalysis
voltmeter
numericalanswers
0
votes
0
answers
29
GATE2014130
In the figure, the value of resistor $R$ is $(25 + I/2)\: \text{ohms},$ where $I$ is the current in amperes. The current $I$ is ________
edited
Dec 2, 2019
in
Electrical Circuits
by
jothee
(
100
points)
gate2014ee1
loopanalysis
dcsupply
numericalanswers
0
votes
0
answers
30
GATE2014129
An incandescent lamp is marked $40\:W, 240\: V$. If resistance at room temperature $(26^{\circ}C)$ is $120\:\Omega$, and temperature coefficient of resistance is $4.5\times 10^{3} / ^{\circ}C$, then its $ON$ state filament temperature in $^{\circ}C$ is approximately _______
retagged
Dec 2, 2019
in
Electrical Circuits
by
jothee
(
100
points)
gate2014ee1
incandescent
lamp
filament
numericalanswers
0
votes
0
answers
31
GATE201416
The three circuit elements shown in the figure are part of an electric circuit. The total power absorbed by the three circuit elements in watts is __________.
edited
Dec 2, 2019
in
Electrical Circuits
by
jothee
(
100
points)
gate2014ee1
nodalanalysis
dcsupply
kcl
numericalanswers
0
votes
0
answers
32
GATE201418
A combination of $1\:μF$ capacitor with an initial voltage $V_{c}(0)=2\:V$ in series with a $100\:Ω$ resistor is connected to a $20\:mA$ ideal $dc$ current source by operating both switches at $t=0s$ as shown. Which of the following graphs shown in the options approximates the voltage $V_s$ across the current source over the next few seconds?
edited
Nov 21, 2019
in
Electrical Circuits
by
Lakshman Patel RJIT
(
120
points)
gate2014ee1
capacitance
switch
0
votes
0
answers
33
GATE2014120
In an oscilloscope screen, linear sweep is applied at the vertical axis horizontal axis origin both horizontal and vertical axis
edited
Nov 21, 2019
in
Electrical Circuits
by
Lakshman Patel RJIT
(
120
points)
gate2014ee1
oscilloscope
linear
sweep
0
votes
0
answers
34
GATE201438
The driving point impedance $Z(s)$ for the circuit shown below is $\frac{s^4+3s^2+1}{s^3+2s} \\ $ $\frac{s^4+2s^2+1}{s^2+2} \\ $ $\frac{s^2+1}{s^4+s^2+1} \\$ $\frac{s^3+1}{s^4+s^2+1}$
edited
Nov 21, 2019
in
Electrical Circuits
by
jothee
(
100
points)
gate2014ee3
passiveloads
driving
point
impedance
0
votes
0
answers
35
GATE201331
A voltage $1000 \sin \omega t$ Volts is applied across $YZ$. Assuming ideal diodes, the voltage measured across $WX$ in Volts is $\sin \omega t$ $(\sin \omega t + \sin \omega t ) / 2$ $(\sin \omega t  \sin \omega t ) / 2$ $0$ for all $t$
edited
Nov 21, 2019
in
Electrical Circuits
by
jothee
(
100
points)
gate2013ee
closedloop
diode
0
votes
0
answers
36
GATE201330
Three capacitors $C_1, C_2$, and $C_3$, whose values are $10\mu F, 5\mu F$, and $2\mu F$ respectively, have breakdown voltages of $10V$, $5V$, and $12V$ respectively. For the interconnection shown, the maximum safe voltage in Volts that can be applied across the ... effective capacitance across the terminals are respectively $2.8$and $36$ $7$ and $19$ $2.8$ and $32$ $7$ and $80$
edited
Nov 21, 2019
in
Electrical Circuits
by
jothee
(
100
points)
gate2013ee
equivalentcircuit
parallelcombination
0
votes
0
answers
37
GATE201329
In the circuit shown below, if the source voltage $V_S=100 \: \angle$ $53.13^{\circ}$ V then the Thevenin’s equivalent voltage in Volts as seen by the load resistance $R_L$ is $100\angle 90^{\circ}$ $800\angle 0^{\circ}$ $800\angle 90^{\circ}$ $100\angle 60^{\circ}$
edited
Nov 21, 2019
in
Electrical Circuits
by
jothee
(
100
points)
gate2013ee
thevinincircuit
meshanalysis
0
votes
0
answers
38
GATE20131
In the circuit shown below what is the output voltage $(V_{out})$ in $Volts$ if a silicon transistor $Q$ and an ideal opamp are used? $15$ $0.7$ $0.7$ $15$
edited
Nov 20, 2019
in
Electrical Circuits
by
Lakshman Patel RJIT
(
120
points)
gate2013ee
operationalamplifier
transistor
ground
0
votes
0
answers
39
GATE20137
A source $V_s(t) =V\cos100\pi t$ has an internal impedance of $(4+j3) \Omega$.If a purely resistive load connected to this source has to extract the maximum power out of source, its value in $\Omega$ should be $3$ $4$ $5$ $7$
edited
Nov 20, 2019
in
Electrical Circuits
by
Lakshman Patel RJIT
(
120
points)
gate2013ee
nodalanalysis
meshanalysis
+1
vote
0
answers
40
GATE201322
Three moving iron type voltmeters are connected as shown below. Voltmeter readings are $V$, $V1$ and $V2$ , as indicated. The correct relation among the voltmeter readings is $V=\dfrac{V1}{\sqrt{2}}+\dfrac{V2}{\sqrt{2}}$ $V =V_1 +V_2$ $V =V_1V_2$ $V =V_2  V_1$
edited
Nov 20, 2019
in
Electrical Circuits
by
Lakshman Patel RJIT
(
120
points)
gate2013ee
voltagesource
lcfilter
To see more, click for all the
questions in this category
.
Welcome to GATE Overflow, Electrical, where you can ask questions and receive answers from other members of the community.
All categories
Engineering Mathematics
76
Electrical Circuits
59
Electromagnetic Fields
27
Signals and Systems
40
Electrical Machines
44
Power Systems
71
Control Systems
40
Electrical and Electronic Measurements
16
Analog and Digital Electronics
55
Others
307
General Aptitude
112
Follow @csegate
Gatecse
Recent activity in Electrical Circuits
847
questions
38
answers
10
comments
27,055
users