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 questions without answers
No answer
No selected answer
No upvoted answer
Featured
Previous GATE
No answer
No selected answer
No upvoted answer
Featured
Previous GATE
0
votes
0
answers
1
GATE2016218
Consider a linear timeinvariant system with transfer function $H(s)=\frac{1}{(s+1)}$ If the input is $\cos(t)$ and the steady state output is $A \cos(t+\alpha)$ then the value of $A$ is _________.
asked
Jan 30, 2017
in
Signals and Systems
by
makhdoom ghaya
(
9.2k
points)
gate2016ee2
linear
translationinvariant
convolution
impulseresponse
numericalanswers
0
votes
0
answers
2
GATE2016219
A threephase diode bridge rectifier is feeding a constant $DC$ current of $100 A$ to a highly inductive load. If threephase, $415 V, 50 Hz AC$ source is supplying to this bridge rectifier then the rms value of the current in each diode, in ampere, is ___________.
asked
Jan 30, 2017
in
Electrical and Electronic Measurements
by
makhdoom ghaya
(
9.2k
points)
gate2016ee2
linecurrent
waveform
triplenharmonics
magnetizationinductance
numericalanswers
0
votes
0
answers
3
GATE2016220
A buckboost $DCDC$ converter, shown in the figure below, is used to convert $24 V$ battery voltage to $36 V DC$ voltage to feed a load of $72 W$. It is operated at $20 kHz$ with an inductor of $2 mH$ and output capacitor of $1000 \mu F$. All devices are considered to be ideal. The peak voltage across the solidstate switch $(S)$, in volt, is _______.
asked
Jan 30, 2017
in
Electrical and Electronic Measurements
by
makhdoom ghaya
(
9.2k
points)
gate2016ee2
dutycycle
highfrequencyswitch
bidirectionalswitch
reversediode
numericalanswers
0
votes
0
answers
4
GATE2016213
A power system with two generators is shown in the figure below. The system (generators, buses and transmission lines) is protected by six overcurrent relays $R_{1}$ to $R_{6}$. Assuming a mix of directional and nondirectional relays at appropriate locations, the remote backup relays for $R_{4}$ are $R_{1}, R_{2}$ $R_{2}, R_{6}$ $R_{2}, R_{5}$ $R_{1}, R_{6}$
asked
Jan 30, 2017
in
Power Systems
by
makhdoom ghaya
(
9.2k
points)
gate2016ee2
powersystemprotection
magnitudecomparisonrelays
zoneofprotection
pickupcurrent
0
votes
0
answers
5
GATE2016214
A power system has $100$ buses including $10$ generator buses. For the load flow analysis using NewtonRaphson method in polar coordinates, the size of the Jacobian is $189 \times 189$ $100 \times 100$ $90 \times 90$ $180 \times 180$
asked
Jan 30, 2017
in
Power Systems
by
makhdoom ghaya
(
9.2k
points)
gate2016ee2
taylor'stheorem
busadmittancematrix
pqbuses
pvbuses
accelerationfactor
0
votes
0
answers
6
GATE2016215
The inductance and capacitance of a $400$ kV, threephase, $50$ Hz lossless transmission line are $1.6$ mH/km/phase and $10$ nF/km/phase respectively. The sending end voltage is maintained at $400$ kV. To maintain a voltage of $400$ kV at the receiving end, when the line is delivering $300$ MW load, the shunt compensation required is Capacitive Inductive Resistive Zero
asked
Jan 30, 2017
in
Power Systems
by
makhdoom ghaya
(
9.2k
points)
gate2016ee2
surgeimpedence
steadystateoperation
equivalentcircuit
stabilitylimits
0
votes
0
answers
7
GATE2016216
A parallel plate capacitor filled with two dielectrics is shown in the figure below. If the electric field in the region $A$ is $4 kV/cm$, the electric field in the region $B$, in $kV/cm$, is $1$ $2$ $4$ $16$
asked
Jan 30, 2017
in
Electrical Circuits
by
makhdoom ghaya
(
9.2k
points)
gate2016ee2
electromagnetism
capacitance
relativepermitivity
0
votes
0
answers
8
GATE201629
The value of the line integral $\int_{c}^{} (2xy^{2}dx+2x^{2}y dy+dz)$ along a path joining the origin $(0, 0, 0)$ and the point $(1, 1, 1)$ is $0$ $2$ $4$ $6$
asked
Jan 30, 2017
in
Calculus
by
makhdoom ghaya
(
9.2k
points)
gate2016ee2
compositefunctions
additivity
space
riemannsum
0
votes
0
answers
9
GATE2016210
Let $f(x)$ be a real, periodic function satisfying $f(x)=f(x)$. The general form of its Fourier series representation would be $f(x)=a_{0}+\sum_{k=1}^{\infty}a_{k}\cos(kx)$ $f(x)=\sum_{k=1}^{\infty}b_{k}\sin(kx)$ $f(x)=a_{0}+\sum_{k=1}^{\infty}a_{2k}\cos(kx)$ $f(x)=\sum_{k=0}^{\infty}a_{2k+1}\sin(2k+1)x$
asked
Jan 30, 2017
in
Signals and Systems
by
makhdoom ghaya
(
9.2k
points)
gate2016ee2
fourierseriescoefficient
harmonics
dirichletconditions
0
votes
0
answers
10
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
11
GATE2016212
The voltage $(V)$ and current $(A)$ across a load are as follows. $v(t)=100\sin$ (ωt), $i(t)=10\sin(ωt60°) + 2\sin(3ωt)+5\sin(5ωt)$ The average power consumed by the load, in $W$, is _________.
asked
Jan 30, 2017
in
Power Systems
by
makhdoom ghaya
(
9.2k
points)
gate2016ee2
instantaneousvoltagesource
instantaneouscurrentsource
instantaneouspower
numericalanswers
0
votes
0
answers
12
GATE201625
Suppose the maximum frequency in a bandlimited signal $x(t)$ is $5 kHz$. Then, the maximum frequency in $x(t)\cos(2000\pi t)$, in $kHz$, is ________.
asked
Jan 30, 2017
in
Signals and Systems
by
makhdoom ghaya
(
9.2k
points)
gate2016ee2
highpassfilter
lowpassfilter
continuoustimesignal
numericalanswers
0
votes
0
answers
13
GATE201626
Consider the function $f(z)=z+z^{*}$ where $z$ is a complex variable and $z^{*}$ denotes its complex conjugate. Which one of the following is TRUE? $f(z)$ is both continuous and analytic $f(z)$ is continuous but not analytic $f(z)$ is not continuous but is analytic $f(z)$ is neither continuous nor analytic
asked
Jan 30, 2017
in
Numerical Methods
by
makhdoom ghaya
(
9.2k
points)
gate2016ee2
complexplane
demoivre'sformula
0
votes
0
answers
14
GATE201627
A $3 \times 3$ matrix $P$ is such that, $P^{3}=P$. Then the eigenvalues of $P$ ܲ are $1, 1, −1$ $1, 0.5 + ݆j0.866, 0.5 − ݆j0.866$ $1,−0.5 + ݆j0.866, −0.5 − ݆j0.866$ $0, 1, −1$
asked
Jan 30, 2017
in
Linear Algebra
by
makhdoom ghaya
(
9.2k
points)
gate2016ee2
eigenspace
nontrivialsolution
determinant
0
votes
0
answers
15
GATE201628
The solution of the differential equation, for $t > 0, y"(t)+2y'(t)+y(t)=0$ with initial conditions $y(0)=0$ and $y'(0)=1$, is ($u(t)$ denotes the unit step function), $te^{t}u(t)$ $(e^{t}te^{t})u(t)$ $(e^{t}+te^{t})u(t)$ $e^{t}u(t)$
asked
Jan 30, 2017
in
Differential Equations
by
makhdoom ghaya
(
9.2k
points)
gate2016ee2
higherorderdifferentialequations
euler'sequation
initialboundaryconditions
0
votes
0
answers
16
GATE201621
The output expression for the Karnaugh map shown below is $A+\bar{B}$ $A+\bar{C}$ $\bar{A}+\bar{C}$ $\bar{A}+C$
asked
Jan 30, 2017
in
Analog and Digital Electronics
by
makhdoom ghaya
(
9.2k
points)
gate2016ee2
truthtable
booleanexpressions
pictorialmethod
0
votes
0
answers
17
GATE201622
The circuit shown below is an example of a Low pass filter. Band pass filter. High pass filter. Notch filter.
asked
Jan 30, 2017
in
Electrical and Electronic Measurements
by
makhdoom ghaya
(
9.2k
points)
gate2016ee2
electric
filter
electriccircuit
0
votes
0
answers
18
GATE201623
The following figure shows the connection of an ideal transformer with primary to secondary turns ratio of $1:100$. The applied primary voltage is $100 V$ (rms), $50 Hz, AC$. The rms value of the current $I$, in ampere, is _________.
asked
Jan 30, 2017
in
Electrical Machines
by
makhdoom ghaya
(
9.2k
points)
gate2016ee2
isolation
windings
turnratio
numericalanswers
0
votes
0
answers
19
GATE201624
Consider a causal $LTI$ system characterized by differential equation $\frac{dy(t)}{dt}+\frac{1}{6}y(t)=3x(t)$ The response of the system to the input $x(t)=3e^{\frac{t}{3}}u(t)$, where $u(t)$ denotes the unit step function, is $9e^{\frac{t}{3}}u(t)$ $9e^{\frac{t}{6}}u(t)$ $9e^{\frac{t}{3}}u(t)6e^{\frac{t}{6}}u(t)$ $54e^{\frac{t}{6}}u(t)54e^{\frac{t}{3}}u(t)$
asked
Jan 30, 2017
in
Differential Equations
by
makhdoom ghaya
(
9.2k
points)
gate2016ee2
function
derivative
numerical methods
0
votes
0
answers
20
GATE20162GA10
The numeral in the units position of $211^{870}+146^{127} \times 3^{424}$ is _____.
asked
Jan 30, 2017
in
Numerical Ability
by
makhdoom ghaya
(
9.2k
points)
gate2016ee2
numeric
analytical
logical
numericalanswers
0
votes
0
answers
21
GATE20162GA6
The following graph represents the installed capacity for cement production (in tonnes) and the actual production (in tonnes) of nine cement plants of a cement company. Capacity utilization of a plant is defined as ratio of actual production of cement to ... is called a small plant. The difference between total production of large plants and small plants, in tonnes is ____.
asked
Jan 30, 2017
in
Probability & Statistics
by
makhdoom ghaya
(
9.2k
points)
gate2016ee2
collection
interpretation
standardizedtesting
numericalanswers
0
votes
0
answers
22
GATE20162GA7
A poll of students appearing for masters in engineering indicated that $60$ % of the students believed that mechanical engineering is a profession unsuitable for women. A research study on women with masters or higher degrees in mechanical ... masters or higher degrees in mechanical engineering. The number of women pursuing higher degrees in mechanical engineering is small.
asked
Jan 30, 2017
in
Numerical Ability
by
makhdoom ghaya
(
9.2k
points)
gate2016ee2
analytical
logical
0
votes
0
answers
23
GATE20162GA8
Sourya committee had proposed the establishment of Sourya Institutes of Technology $(SITs)$ in line with Indian Institutes of Technology $(IITs)$ to cater to the technological and industrial needs of a developing country. Which of the following can be logically inferred from the above sentence? Based ... iii) and (iv) only. (i) and (iv) only. (ii) and (iv) only. (ii) and (iii) only.
asked
Jan 30, 2017
in
Numerical Ability
by
makhdoom ghaya
(
9.2k
points)
gate2016ee2
logical
generalmath
analytical
0
votes
0
answers
24
GATE20162GA9
Shaquille 'O' Neal is a $60$% career free throw shooter, meaning that he successfully makes $60$ free throws out of $100$ attempts on average. What is the probability that he will successfully make exactly $6$ free throws in $10$ attempts? $0.2508$ $0.2816$ $0.2934$ $0.6000$
asked
Jan 30, 2017
in
Probability & Statistics
by
makhdoom ghaya
(
9.2k
points)
gate2016ee2
probabilityspace
conditionalprobability
randomvariable
0
votes
0
answers
25
GATE20162GA3
Pick the odd one out in the following: $13, 23, 33, 43, 53$ $23$ $33$ $43$ $53$
asked
Jan 30, 2017
in
Numerical Ability
by
makhdoom ghaya
(
9.2k
points)
gate2016ee2
generalmath
analytical
0
votes
0
answers
26
GATE20162GA4
$R2D2$ is a robot. $R2D2$ can repair aeroplanes. No other robot can repair aeroplanes. Which of the following can be logically inferred from the above statements? $R2D2$ is a robot which can only repair aeroplanes. $R2D2$ is the only robot which can repair aeroplanes. $R2D2$ is a robot which can repair only aeroplanes. Only $R2D2$ is a robot.
asked
Jan 30, 2017
in
Numerical Ability
by
makhdoom ghaya
(
9.2k
points)
gate2016ee2
logic
iqtest
analytical
0
votes
0
answers
27
GATE20162GA5
If $9y−6 =3$, then $y^{2}4y/3$ is . $0$ $+1/3$ $1/3$ undefined
asked
Jan 30, 2017
in
Calculus
by
makhdoom ghaya
(
9.2k
points)
gate2016ee2
linearequation
quadraticequation
mode
0
votes
0
answers
28
GATE20161GA4
Pick the odd one from the following options. CADBE JHKIL XVYWZ ONPMQ
asked
Jan 30, 2017
in
Verbal Ability
by
makhdoom ghaya
(
9.2k
points)
gate2016ee1
grammar
analytical
0
votes
0
answers
29
GATE20161GA5
In a quadratic function, the value of the product of the roots $(\alpha, \beta)$ is $4$. Find the value of $\frac{\alpha^{n}+\beta^{n}}{\alpha^{n}+\beta^{n}}$ $n^{4}$ $4^{n}$ $2^{2n1}$ $4^{n1}$
asked
Jan 30, 2017
in
Linear Algebra
by
makhdoom ghaya
(
9.2k
points)
gate2016ee1
functions
roots
sequence
0
votes
0
answers
30
GATE20161GA6
Among $150$ faculty members in an institute, $55$ are connected with each other through Facebook® and $85$ are connected through WhatsApp®. $30$ faculty members do not have Facebook® or WhatsApp® accounts. The number of faculty members connected only through Facebook® accounts is _________. $35$ $45$ $65$ $90$
asked
Jan 30, 2017
in
Numerical Ability
by
makhdoom ghaya
(
9.2k
points)
gate2016ee1
analytical
logical
generalmath
0
votes
0
answers
31
GATE20161GA7
Computers were invented for performing only highend useful computations. However, it is no understatement that they have taken over our world today. The internet, for example, is ubiquitous. Many believe that the internet itself is an unintended consequence of the original invention. ... internet are both intended inventions (i) only (ii) only Both (i) and (ii) Neithe (i) nor (ii)
asked
Jan 30, 2017
in
Numerical Ability
by
makhdoom ghaya
(
9.2k
points)
gate2016ee1
generalmath
logical
infer
0
votes
0
answers
32
GATE20161GA8
All hillstations have a lake. Ooty has two lakes. Which of the statement(s) below is/are logically valid and can be inferred from the above sentences? (i) Ooty is not a hillstation. (ii) No hillstation can have more than one lake. (i) only (ii) only Both (i) and (ii) Neither (i) nor (ii)
asked
Jan 30, 2017
in
Numerical Ability
by
makhdoom ghaya
(
9.2k
points)
gate2016ee1
logical
generalmath
numerical
0
votes
0
answers
33
GATE20161GA9
In a $2 \times 4$ rectangle grid shown below, each cell is a rectangle. How many rectangles can be observed in the grid? $21$ $27$ $30$ $36$
asked
Jan 30, 2017
in
Numerical Ability
by
makhdoom ghaya
(
9.2k
points)
gate2016ee1
generalmath
analytical
0
votes
0
answers
34
GATE20161GA10
Choose the correct expression for $f(x)$ given in the graph. $f(x) = 1  x  1$ $f(x) = 1 + x  1$ $f(x) = 2  x  1$ $f(x) = 2 + x  1$
asked
Jan 30, 2017
in
Calculus
by
makhdoom ghaya
(
9.2k
points)
gate2016ee1
compositefunctions
arrowdiagram
shifting
0
votes
0
answers
35
GATE20161GA1
The man who is now Municipal Commissioner worked as __________. The security guard at a university A security guard at the university A security guard at university The security guard at the university
asked
Jan 30, 2017
in
Verbal Ability
by
makhdoom ghaya
(
9.2k
points)
gate2016ee1
grammar
verbal
0
votes
0
answers
36
GATE2016148
A threephase, $50 Hz$ salientpole synchronous motor has a perphase directaxis reactance $(X_{d})$ of $0.8$ pu and a perphase quadratureaxis reactance $(X_{q})$ of $0.6$ pu. Resistance of the machine is negligible. It is drawing fullload current at $0.8$ pf(leading). When the terminal voltage is $1$ pu, perphase induced voltage, in pu, is _______.
asked
Jan 30, 2017
in
Electrical Machines
by
makhdoom ghaya
(
9.2k
points)
gate2016ee1
damperwinding
constantdcfieldwinding
reactivepower
numericalanswers
0
votes
0
answers
37
GATE2016149
A singlephase, $22 kVA, 2200 V/ 220 V, 50 Hz$, distribution transformer is to be connected as an autotransformer to get an output voltage of $2420 V$. Its maximum $kVA$ rating as an autotransformer is $22$ $24.2$ $242$ $2420$
asked
Jan 30, 2017
in
Power Systems
by
makhdoom ghaya
(
9.2k
points)
gate2016ee1
leakagereactance
transformationratio
magnetizationbranch
0
votes
0
answers
38
GATE2016150
A singlephase fullbridge voltage source inverter $(VSI)$ is fed from a $300 V$ battery. A pulse of $120$° duration is used to trigger the appropriate devices in each halfcycle. The rms value of the fundamental component of the output voltage, in volts, is $234$ $245$ $300$ $331$
asked
Jan 30, 2017
in
Electrical Circuits
by
makhdoom ghaya
(
9.2k
points)
gate2016ee1
powerelectronicsinverters
pulsewidthmodulationininverters
halfbridgeinverters
0
votes
0
answers
39
GATE2016151
A singlephase transmission line has two conductors each of $10$ mm radius. These are fixed at a centertocenter distance of $1$ m in a horizontal plane. This is now converted to a threephase transmission line by introducing a third conductor of the same ... $5$% more than that of the inductance per conductor of the singlephase system. The distance $D$, in meters, is _________.
asked
Jan 30, 2017
in
Power Systems
by
makhdoom ghaya
(
9.2k
points)
gate2016ee1
transmissionsystemdesign
transmissionparameters
transposition
numericalanswers
0
votes
0
answers
40
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
numericalanswers
Page:
« prev
1
...
16
17
18
19
20
21
next »
Welcome to GATE Overflow, Electrical, where you can ask questions and receive answers from other members of the community.
All categories
Engineering Mathematics
Electrical Circuits
Electromagnetic Fields
Signals and Systems
Electrical Machines
Power Systems
Control Systems
Electrical and Electronic Measurements
Analog and Digital Electronics
Others
General Aptitude
Follow @csegate
Gatecse
Recent questions without answers
847
questions
37
answers
10
comments
26,081
users