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0
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1
GATE201326
A strain gauge forms one arm of the bridge shown in the figure below and has a nominal resistance without any load as $R_s$ = $300$ . Other bridge resistances are $R_1$ = $R_2$ = $R_3$ = $300$ . The maximum permissible current through the strain gauge is $20$ $mA$. During ... increased by $1$% over the nominal value, the output voltage $V_0$ in $mV$ is $56.02$ $40.83$ $29.85$ $10.02$
asked
Feb 12, 2017
in
Electrical Circuits
by
piyag476
(
1.5k
points)
gate2013ee
bridgecircuit
variableresistor
0
votes
0
answers
2
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 ________.
asked
Feb 12, 2017
in
Electrical Circuits
by
makhdoom ghaya
(
9.2k
points)
gate2015ee1
network
nodalanalysis
0
votes
0
answers
3
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 _____________.
asked
Jan 30, 2017
in
Electrical Circuits
by
makhdoom ghaya
(
9.2k
points)
gate2016ee1
capacitance
inductance
sinusoidalsource
0
votes
0
answers
4
GATE2014120
In an oscilloscope screen, linear sweep is applied at the vertical axis horizontal axis origin both horizontal and vertical axis
asked
Feb 12, 2017
in
Electrical Circuits
by
makhdoom ghaya
(
9.2k
points)
gate2014ee1
oscilloscope
linear
sweep
0
votes
0
answers
5
GATE201438
The driving point impedance $Z(s)$ for the circuit shown below is $\frac{s^4+3s^2+1}{s^3+2s}$ $\frac{s^4+2s^2+1}{s^2+2}$ $\frac{s^2+1}{s^4+s^2+1}$ $\frac{s^3+1}{s^4+s^2+1}$
asked
Feb 12, 2017
in
Electrical Circuits
by
makhdoom ghaya
(
9.2k
points)
gate2014ee3
passiveloads
driving
point
impedance
0
votes
0
answers
6
GATE201327
In the circuit shown below, the knee current of the ideal Zener diode is $10$ $mA$. To maintain $5$ $V$ across $R_L$ minimum value of $R_L$ in $\Omega$ and the minimum power rating of the Zener diode in $mW$ respectively are $125$ and $125$ $125$ and $250$ $250$ and $125$ $250$ and $250$
asked
Feb 12, 2017
in
Electrical Circuits
by
piyag476
(
1.5k
points)
gate2013ee
reversesaturationcurrent
nodalanalysis
0
votes
0
answers
7
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 $V=\frac{V1}{\sqrt{2}}+\frac{V2}{\sqrt{2}}$ V =$V_1$ +$V_2$ V =$V_1$V_2$ V =$V_2$ $V_1$
asked
Feb 12, 2017
in
Electrical Circuits
by
piyag476
(
1.5k
points)
gate2013ee
voltagesource
lcfilter
0
votes
0
answers
8
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 __________.
asked
Feb 12, 2017
in
Electrical Circuits
by
makhdoom ghaya
(
9.2k
points)
gate2014ee2
currentmeasurement
voltagemeasurement
0
votes
0
answers
9
GATE2014147
The reading of the voltmeter $(rms)$ in volts, for the circuit shown in the figure is __________
asked
Feb 12, 2017
in
Electrical Circuits
by
makhdoom ghaya
(
9.2k
points)
gate2014ee1
nodalanalysis
voltmeter
0
votes
0
answers
10
GATE201515
When the Wheatstone bridge shown in the figure is used to find the value of resistor $R_{X}$, the galvanometer $G$ indicates zero current when $R_{1}=50\Omega, R_{2}=65\Omega$ and $R_{3}=100\Omega$. If $R_{3}$ is known with $ 5$% tolerance on its nominal value of $100 \Omega$ , ... range of $R_{X}$ in Ohms? $[123.50, 136.50]$ $[125.89, 134.12]$ $[117.00, 143.00]$ $[120.25, 139.75]$
asked
Feb 12, 2017
in
Electrical Circuits
by
makhdoom ghaya
(
9.2k
points)
gate2015ee1
bridgecircuit
galvanometer
tolerance
0
votes
0
answers
11
GATE201427
The switch SW shown in the circuit is kept at position $'1'$ for a long duration. At $t$ = $0+$, the switchis moved to position $'2'$. Assuming $V_o2$ > $V_o1$, the voltage $v_c$(t) across the capacitor is $V_c (t)=V_{o2}(1e^{t/2RC})V_{o1}$ ... $V_{o2}$+$V_{o1}$)$(1e^{t/2RC})V_{o1}$ $V_c (t)=$($V_{o2}$+$V_{o1}$)$(1e^{t/2RC})+V_{o1}$
asked
Feb 12, 2017
in
Electrical Circuits
by
makhdoom ghaya
(
9.2k
points)
gate2014ee2
switchingschemes
loads
0
votes
0
answers
12
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 __________.
asked
Feb 12, 2017
in
Electrical Circuits
by
makhdoom ghaya
(
9.2k
points)
gate2014ee1
nodalanalysis
dcsupply
kcl
0
votes
0
answers
13
GATE2016155
In the circuit shown below, the node voltage $V_{A}$ is ___________ $V$.
asked
Jan 30, 2017
in
Electrical Circuits
by
makhdoom ghaya
(
9.2k
points)
gate2016ee1
elctronics
dependentvoltgesource
nodalanalysis
0
votes
0
answers
14
GATE201517
Of the four characteristics given below, which are the major requirements for an instrumentation amplifier? P. High common mode rejection ratio Q. High input impedance R. High linearity S. High output impedance P, Q and R only P and R only P, Q and S only Q, R and S only
asked
Feb 12, 2017
in
Electrical Circuits
by
makhdoom ghaya
(
9.2k
points)
gate2015ee1
amplifier
bjts
0
votes
0
answers
15
GATE201331
A voltage $1000sinw t$ $Volts$ is applied across $YZ$. Assuming ideal diodes, the voltage measured across $WX$ in $Volts$ is $sinw t$ $(sinw t + sinw t )$ / $2$ $(sinw t  sinw t )$ / $2$ $0$ for all $t$
asked
Feb 12, 2017
in
Electrical Circuits
by
piyag476
(
1.5k
points)
gate2013ee
closedloop
diode
0
votes
0
answers
16
GATE201329
In the circuit shown below, if the source voltage $V_S$=100 $\angle$ $53.13^0$ V then the Thevenin’s equivalent voltage in Volts as seen by the load resistance $R_L$ is $100\angle 90^0$ $800\angle 0^0$ $800\angle 90^0$ $100\angle 60^0$
asked
Feb 12, 2017
in
Electrical Circuits
by
piyag476
(
1.5k
points)
gate2013ee
thevinincircuit
meshanalysis
0
votes
0
answers
17
GATE20137
A source $V_s$(t) =Vcos100$\pi$t has an internal impedence 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 $3$ $4$ $5$ $7$
asked
Feb 12, 2017
in
Electrical Circuits
by
piyag476
(
1.5k
points)
gate2013ee
nodalanalysis
meshanalysis
0
votes
0
answers
18
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 ________.
asked
Feb 12, 2017
in
Electrical Circuits
by
makhdoom ghaya
(
9.2k
points)
gate2014ee3
timeresponse
peakvalue
0
votes
0
answers
19
GATE2014347
A periodic waveform observed across a load is represented by $V(t)=\begin{cases} 1+sin\omega t & 0\leq \omega t< 6\pi \\ 1+sin\omega t & 6\pi \leq \omega t< 12\pi \end{cases}$ The measured value, using moving iron voltmeter connected across the load, is $\sqrt{\frac{3}{2}}$ $\sqrt{\frac{2}{3}}$ $\frac{3}{2}$ $\frac{2}{3}$
asked
Feb 12, 2017
in
Electrical Circuits
by
makhdoom ghaya
(
9.2k
points)
gate2014ee3
waveforms
periodicfunctions
0
votes
0
answers
20
GATE2014330
The power delivered by the current source, in the figure, is ________.
asked
Feb 12, 2017
in
Electrical Circuits
by
makhdoom ghaya
(
9.2k
points)
gate2014ee3
currentsource
negativepower
0
votes
0
answers
21
GATE2016224
The graph associated with an electrical network has $7$ branches and $5$ nodes. The number of independent $KCL$ equations and the number of independent $KVL$ equations, respectively, are $2$ and $5$ $5$ and $2$ $3$ and $4$ $4$ and $3$
asked
Jan 30, 2017
in
Electrical Circuits
by
makhdoom ghaya
(
9.2k
points)
gate2016ee2
kirchhoff'svoltagelaw
nodalanalysis
meshanalysis
0
votes
0
answers
22
GATE2016118
In the given circuit, the current supplied by the battery, in ampere, is ________.
asked
Jan 30, 2017
in
Electrical Circuits
by
makhdoom ghaya
(
9.2k
points)
gate2016ee1
voltagedivider
dependentcurrentsource
superposition
0
votes
0
answers
23
GATE2014219
The sawtooth voltage waveform shown in the figure is fed to a moving iron voltmeter. Its reading would be close to _____________
asked
Feb 12, 2017
in
Electrical Circuits
by
makhdoom ghaya
(
9.2k
points)
gate2014ee2
waveforms
voltmeter
0
votes
0
answers
24
GATE2014211
Assuming an ideal transformer, the Thevenin’s equivalent voltage and impedance as seen from the terminals $x$ and $y$ for the circuit in figure are $2$ $sin(wt)$ , $4Ω$ $1$ $sin(wt)$ , $1Ω$ $1$ $sin(wt)$ , $2Ω$ $1$ $sin(wt)$ , $0.5Ω$
asked
Feb 12, 2017
in
Electrical Circuits
by
makhdoom ghaya
(
9.2k
points)
gate2014ee2
thevinincircuit
idealtransformer
0
votes
0
answers
25
GATE2014129
An incandescent lamp is marked $40$ $W$, $240$ $V$. If resistance at room temperature ($26$ $°C$) is $120$ $\Omega$, and temperature coefficient of resistance is $4.5\times 10^{3}$ / $°C$, then its $ON$ state filament temperature in $°C$ is approximately _______
asked
Feb 12, 2017
in
Electrical Circuits
by
makhdoom ghaya
(
9.2k
points)
gate2014ee1
incandescent
lamp
filament
0
votes
0
answers
26
GATE2014130
In the figure, the value of resistor $R$ is ($25$ + $I/2$) ohms, where $I$ is the current in amperes. The current $I$ is ______
asked
Feb 12, 2017
in
Electrical Circuits
by
makhdoom ghaya
(
9.2k
points)
gate2014ee1
loopanalysis
dcsupply
0
votes
0
answers
27
GATE2015218
A series $RL$ circuit is excited at $t = 0$ by closing a switch as shown in the figure. Assuming zero initial conditions, the value of $\frac{d^{2}i}{dt^{2}}$ at $t=0^{+}$ is $\frac{V}{L}$ $\frac{V}{R}$ $0$ $\frac{RV}{L^{2}}$
asked
Feb 12, 2017
in
Electrical Circuits
by
makhdoom ghaya
(
9.2k
points)
gate2015ee2
switching
rlcircuit
zeroinitialcondition
0
votes
0
answers
28
GATE2015130
An unbalanced $DC$ Wheatstone bridge is shown in the figure. At what value of $P$ will the magnitude of $V_{0}$ be maximum? $\sqrt{(1+x)}$ $(1+x)$ $1/\sqrt{(1+x)}$ $\sqrt{(1x)}$
asked
Feb 12, 2017
in
Electrical Circuits
by
makhdoom ghaya
(
9.2k
points)
gate2015ee1
wheatstonebridge
voltagedivider
0
votes
0
answers
29
GATE2015118
The voltages developed across the $3 \Omega$ and $2 \Omega$ resistors shown in the figure are $6 V$ and $2 V$ respectively, with the polarity as marked. What is the power (in Watt) delivered by the $5 V$ voltage source? $5$ $7$ $10$ $14$
asked
Feb 12, 2017
in
Electrical Circuits
by
makhdoom ghaya
(
9.2k
points)
gate2015ee1
voltagesource
polarity
0
votes
0
answers
30
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 _______.
asked
Feb 12, 2017
in
Electrical Circuits
by
makhdoom ghaya
(
9.2k
points)
gate2015ee1
currentmeasurement
ammeter
0
votes
0
answers
31
GATE2016211
A resistance and a coil are connected in series and supplied from a single phase, $100 V, 50 Hz$ ac source as shown in the figure below. The rms values of plausible voltages across the resistance $(V_{R})$ and coil $(V_{C})$ respectively, in volts, are $65, 35$ $50, 50$ $60, 90$ $60, 80$
asked
Jan 30, 2017
in
Electrical Circuits
by
makhdoom ghaya
(
9.2k
points)
gate2016ee2
closedloop
seriescurrent
voltageblocker
sinusoidalsource
0
votes
0
answers
32
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 ... $and $36$ $7$ and $19$ $2.84$ and $324 $7$ and $80$
asked
Feb 12, 2017
in
Electrical Circuits
by
piyag476
(
1.5k
points)
gate2013ee
equivalentcircuit
parallelcombination
0
votes
0
answers
33
GATE201418
A combination of $1$ $μF$ capacitor with an initial voltage $V_0(c)=2V$ 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?
asked
Feb 12, 2017
in
Electrical Circuits
by
makhdoom ghaya
(
9.2k
points)
gate2014ee1
capacitance
switch
0
votes
0
answers
34
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 _________.
asked
Feb 12, 2017
in
Electrical Circuits
by
makhdoom ghaya
(
9.2k
points)
gate2015ee1
dependentsources
nodalanalysis
0
votes
0
answers
35
GATE2015119
For the given circuit, the Thevenin equivalent is to be determined. The Thevenin voltage, $V_{Th}$ (in Volt), seen from terminal $AB$ is __________.
asked
Feb 12, 2017
in
Electrical Circuits
by
makhdoom ghaya
(
9.2k
points)
gate2015ee1
theveninvoltage
dependentsources
0
votes
0
answers
36
GATE2016234
The driving point input impedance seen from the source $V_{s}$ of the circuit shown below, in $\Omega$, is ______.
asked
Jan 30, 2017
in
Electrical Circuits
by
makhdoom ghaya
(
9.2k
points)
gate2016ee2
meshanalysis
nodalanalysis
kvl
kcl
0
votes
0
answers
37
GATE2016223
In the circuit shown below, the voltage and current sources are ideal. The voltage $(V_{out})$ across the current source, in volts, is $0$ $5$ $10$ $20$
asked
Jan 30, 2017
in
Electrical Circuits
by
makhdoom ghaya
(
9.2k
points)
gate2016ee2
superposition
thevenintheorem
nortontheorem
resistiveload
0
votes
0
answers
38
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 ________.
asked
Jan 30, 2017
in
Electrical Circuits
by
makhdoom ghaya
(
9.2k
points)
gate2016ee1
meshanalysis
nodalanalysis
sinusoidalvoltagesource
0
votes
0
answers
39
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 _________.
asked
Jan 30, 2017
in
Electrical Circuits
by
makhdoom ghaya
(
9.2k
points)
gate2016ee1
semiconductordevices
reversesaturationmode
voltagedivider
0
votes
0
answers
40
GATE20131
In the circuit shown below what is the output voltage ($V_{0ut}$) in $Volts$ if a silicon transistor $Q$ and an ideal opamp are used? $15$ $0.7$ $0.7$ $15$
asked
Feb 12, 2017
in
Electrical Circuits
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piyag476
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1.5k
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gate2013ee
operationalamplifier
transistor
ground
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