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Recent questions tagged gate2019ec
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GATE ECE 2019  GA Question: 1
The strategies that the company ________ to sell its products _______ housetohouse marketing. use, includes uses, include used, includes uses, including
asked
Feb 12, 2019
in
Verbal Ability
by
Arjun
(
4.4k
points)

162
views
gate2019ec
verbalability
englishgrammar
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votes
1
answer
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GATE ECE 2019  GA Question: 2
The boat arrived ______ dawn. in at on under
asked
Feb 12, 2019
in
Verbal Ability
by
Arjun
(
4.4k
points)

84
views
gate2019ec
verbalability
englishgrammar
0
votes
1
answer
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GATE ECE 2019  GA Question: 3
It would take one machine $4$ hours to complete a production order and another machine $2$ hours to complete the same order. If both machines work simultaneously at their respective constant rates, the time taken to complete the same order is ________ hours. $2/3$ $3/4$ $4/3$ $7/3$
asked
Feb 12, 2019
in
Numerical Ability
by
Arjun
(
4.4k
points)

81
views
gate2019ec
numericalability
worktime
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GATE ECE 2019  GA Question: 4
Five different books $(P, Q, R, S, T)$ are to be arranged on a shelf. The books $R$ and $S$ are to be arranged first and second, respectively from the right side of the shelf. The number of different orders in which $P, Q$ and $T$ may be arranged is ______. $2$ $6$ $12$ $120$
asked
Feb 12, 2019
in
Numerical Ability
by
Arjun
(
4.4k
points)

99
views
gate2019ec
numericalability
permutationsandcombinations
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votes
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answer
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GATE ECE 2019  GA Question: 5
When he did not come home, she _______ him lying dead on the roadside somewhere. concluded looked notice pictured
asked
Feb 12, 2019
in
Verbal Ability
by
Arjun
(
4.4k
points)

73
views
gate2019ec
verbalability
mostappropriateword
0
votes
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answer
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GATE ECE 2019  GA Question: 6
Four people are standing in a line facing you. They are Rahul, Mathew, Seema and Lohit. One is an engineer, one is a doctor, one a teacher and another a dancer. You are told that: Mathew is not standing next to Seema There are two people ... is turning to her right to speak to the doctor standing next to her Who among them is an engineer? Seema Lohit Rahul Mathew
asked
Feb 12, 2019
in
Analytical Aptitude
by
Arjun
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4.4k
points)

127
views
gate2019ec
analyticalaptitude
logicalreasoning
statementsfollow
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GATE ECE 2019  GA Question: 7
The bar graph in panel (a) shows the proportion of male and female illiterates in $2001$ and $2011.$ The proportions of males and females in $2001$ and $2011$ are given in Panel (b) and (c), respectively. The total population did not change during this period. ... in the total number of literates from $2001$ to $2011$ is ______. $30.43$ $33.43$ $34.43$ $35.43$
asked
Feb 12, 2019
in
Numerical Ability
by
Arjun
(
4.4k
points)

153
views
gate2019ec
numericalability
datainterpretation
bargraph
0
votes
0
answers
8
GATE ECE 2019  GA Question: 8
"Indian history was written by British historiansextremely well documented and researched, but not always impartial. History had to serve its purpose: Everything was made subservient to the glory of the Union Jack. Latterday Indian ... was well documented and researched but was sometimes biased was not well documented and researched and was sometimes biased
asked
Feb 12, 2019
in
Verbal Ability
by
Arjun
(
4.4k
points)

64
views
gate2019ec
verbalability
verbalreasoning
passagereading
0
votes
1
answer
9
GATE ECE 2019  GA Question: 9
Two design consultants, $P$ and $Q,$ started working from $8$ AM for a client. The client budgeted a total of USD $3000$ for the consultants. $P$ stopped working when the hour hand moved by $210$ degrees on the clock. $Q$ stopped working when ... paying the consultants, the client shall have USD _______ remaining in the budget. $000.00$ $166.67$ $300.00$ $433.33$
asked
Feb 12, 2019
in
Numerical Ability
by
Arjun
(
4.4k
points)

86
views
gate2019ec
numericalability
worktime
0
votes
1
answer
10
GATE ECE 2019  GA Question: 10
Five people $P,Q,R,S$ and $T$ work in a bank. $P$ and $Q$ don't like each other but have to share an office till $T$ gets a promotion and moves to the big office next to the garden $R,$ who is currently sharing an office with $T$ wants to ... $S,$ the handsome new intern. Given the floor plan, what is the current location of $Q, R$ and $T?$ (O=Office, WR=Washroom)
asked
Feb 12, 2019
in
Analytical Aptitude
by
Arjun
(
4.4k
points)

56
views
gate2019ec
analyticalaptitude
logicalreasoning
+2
votes
0
answers
11
GATE ECE 2019  Question: 1
Which one of the following functions is analytic over the entire complex plane? $\ln(z)$ $e^{1/z}$ $\frac{1}{1z}$ $\cos(z)$
asked
Feb 12, 2019
in
Complex Analysis
by
Arjun
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4.4k
points)

226
views
gate2019ec
complexanalysis
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votes
0
answers
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GATE ECE 2019  Question: 2
The families of curves represented by the solution of the equation $\frac{dy}{dx}=\: â \left(\frac{x}{y} \right)^n$ for $n=1$ and $n= +1,$ respectively, are Parabolas and Circles Circles and Hyperbolas Hyperbolas and Circles Hyperbolas and Parabolas
asked
Feb 12, 2019
in
Differential Equations
by
Arjun
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4.4k
points)

74
views
gate2019ec
differentialequations
0
votes
0
answers
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GATE ECE 2019  Question: 3
Let $H(z)$ be the $z$ transform of a realvalued discretetime signal $h[n].$ If $P(z) = H(z) H(\frac{1}{z})$ has a zero at $z= \frac{1}{2}+\frac{1}{2}j,$ and $P(z)$ has a total of four zeros, which one of the following plots represents all the zeros correctly?
asked
Feb 12, 2019
in
Continuoustime Signals
by
Arjun
(
4.4k
points)

58
views
gate2019ec
continuoustimesignals
signalsandsystems
discretetimesignals
0
votes
0
answers
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GATE ECE 2019  Question: 4
Consider the twoport resistive network shown in the figure. When an excitation of $5\: V$ is applied across Port $1$, and Port $2$ is shorted, the current through the short circuit at Port $2$ is measured to be $1\: A$ ... ), what is the current through the short circuit at Port $1?$ $0.5\: A$ $1\: A$ $2\: A$ $2.5\: A$
asked
Feb 12, 2019
in
Network Solution Methods
by
Arjun
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4.4k
points)

101
views
gate2019ec
twoportnetwork
networksolutionmethods
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votes
0
answers
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GATE ECE 2019  Question: 5
Let $Y(s)$ be the unitstep response of a causal system having a transfer function $G(s)= \dfrac{3s}{(s+1)(s+3)}$ that is ,$Y(s)=\dfrac{G(s)}{s}.$ The forced response of the system is $u(t)2e^{t}u(t)+e^{3t}u(t)$ $2u(t)2e^{t}u(t)+e^{3t}u(t)$ $2u(t)$ $u(t)$
asked
Feb 12, 2019
in
Network Solution Methods
by
Arjun
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4.4k
points)

182
views
gate2019ec
networksolutionmethods
signalsandsystems
transferfunction
0
votes
0
answers
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GATE ECE 2019  Question: 6
For an LTI system, the Bode plot for its gain is as illustrated in the figure shown. The number of system poles $N_{p}$ and the number of system zeros $N_{z}$ in the frequency range $1\: Hz \leq f \leq \:10^{7} Hz $ is $N_{p}=5, N_{z}=2$ $N_{p}=6, N_{z}=3$ $N_{p}=7, N_{z}=4$ $N_{p}=4, N_{z}=2$
asked
Feb 12, 2019
in
Continuoustime Signals
by
Arjun
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4.4k
points)

88
views
gate2019ec
continuoustimesignals
signalsandsystems
lineartimeinvariantsystems
0
votes
0
answers
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GATE ECE 2019  Question: 7
A linear Hamming code is used to map $4bit$ message to $7bit$ codewords. The encoder mapping is linear. If the message $0001$ is mapped to the codeword $0000111$, and the message $0011$ is mapped to the codeword $1100110$, then the message $0010$ is mapped to $0010011$ $1100001$ $1111000$ $1111111$
asked
Feb 12, 2019
in
Communications
by
Arjun
(
4.4k
points)

338
views
gate2019ec
communications
hammingcodes
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votes
0
answers
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GATE ECE 2019  Question: 8
Which one of the following options describes correctly the equilibrium band diagram at $T=300\:K$ of a Silicon $pnn^{+}\:\:p^{++}$ configuration shown in the figure?
asked
Feb 12, 2019
in
Electronic Devices
by
Arjun
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4.4k
points)

65
views
gate2019ec
electronicdevices
silicon
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votes
0
answers
19
GATE ECE 2019  Question: 9
The correct circuit representation of the structure shown in the figure is
asked
Feb 12, 2019
in
Electronic Devices
by
Arjun
(
4.4k
points)

128
views
gate2019ec
electronicdevices
0
votes
0
answers
20
GATE ECE 2019  Question: 10
The figure shows the highfrequency CV curve of a MOS capacitor $(\text{at}\: T=300\: K)$ with $\Phi_{ms}= 0\: V$ and no oxide charges. The flatband, inversion, and accumulation conditions are represented, respectively, by the points $P,Q,R$ $Q,R,P$ $R,P,Q$ $Q,P,R$
asked
Feb 12, 2019
in
Electronic Devices
by
Arjun
(
4.4k
points)

98
views
gate2019ec
electronicdevices
moscapacitor
0
votes
0
answers
21
GATE ECE 2019  Question: 11
What is the electric flux $\left(\int \vec{E}.d \hat{a}\right)$ through a quartercylinder of height $H$ (as shown in the figure) due to an infinitely long line charge along the axis of the cylinder with a charge density of $Q?$ $\frac{HQ}{\varepsilon_{0}}$ $\frac{HQ}{4\varepsilon_{0}}$ $\frac{H\varepsilon_{0}}{4Q}$ $\frac{4H}{Q\varepsilon_{0}}$
asked
Feb 12, 2019
in
Electronic Devices
by
Arjun
(
4.4k
points)

234
views
gate2019ec
electronicdevices
0
votes
0
answers
22
GATE ECE 2019  Question: 12
In the table shown, List I and List II, respectively, contain terms appearing on the lefthand side and the righthand side of Maxwell's equations (in their standard form). Match the lefthand side with the corresponding righthand side. ... $1Q,2R,3P,4S$ $1Q,2S,3P,4R$ $1R,2Q,3S,4P$
asked
Feb 12, 2019
in
Electromagnetics
by
Arjun
(
4.4k
points)

61
views
gate2019ec
electromagnetics
maxwell'sequations
0
votes
0
answers
23
GATE ECE 2019  Question: 13
A standard CMOS inverter is designed with equal rise and fall times $(\beta_{n}=\beta_{p}).$ If the width of the pMOS transistor in the inverter is increased, what would be the effect on the LOW noise margin $NM_{L}$ and the HIGH noise margin $NM_{H}$? ... . $NM_{L}$ decreases and $NM_{H}$ increases. Both $NM_{L}$ and $NM_{H}$ increases. No change in the noise margins.
asked
Feb 12, 2019
in
Electronic Devices
by
Arjun
(
4.4k
points)

85
views
gate2019ec
electronicdevices
cmos
0
votes
0
answers
24
GATE ECE 2019  Question: 14
In the circuit shown, what are the values of $F$ for $EN=0$ and $EN=1,$ respectively? $\text{0 and D}$ $\text{HiZ and D}$ $\text{0 and 1}$ $\text{HiZ and}$ $ \overline{D}$
asked
Feb 12, 2019
in
Digital Circuits
by
Arjun
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4.4k
points)

51
views
gate2019ec
digitalcircuits
logicgates
0
votes
0
answers
25
GATE ECE 2019  Question: 15
In the circuit shown, $A$ and $B$ are the inputs and $F$ is the output. What is the functionality of the circuit? Latch XNOR SRAM Cell XOR
asked
Feb 12, 2019
in
Digital Circuits
by
Arjun
(
4.4k
points)

66
views
gate2019ec
digitalcircuits
logicgates
0
votes
0
answers
26
GATE ECE 2019  Question: 16
The value of the contour integral $\frac{1}{2\pi j} \oint\left(z+\frac{1}{z}\right)^{2}dz$ evaluated over the unit circle $\mid z \mid=1$ is_______.
asked
Feb 12, 2019
in
Calculus
by
Arjun
(
4.4k
points)

45
views
gate2019ec
numericalanswers
calculus
integrals
0
votes
1
answer
27
GATE ECE 2019  Question: 17
The number of distinct eigenvalues of the matrix $A=\begin{bmatrix} 2&2&3&3\\0&1&1&1\\0&0&3&3\\0&0&0&2 \end{bmatrix}$ is equal to ____________.
asked
Feb 12, 2019
in
Linear Algebra
by
Arjun
(
4.4k
points)

65
views
gate2019ec
numericalanswers
linearalgebra
matrices
eigenvalues
0
votes
0
answers
28
GATE ECE 2019  Question: 18
If $X$ and $Y$ are random variables such that $E\left[2X+Y\right]=0$ and $E\left[X+2Y\right]=33$, then $E\left[X\right]+E\left[Y\right]=$___________.
asked
Feb 12, 2019
in
Probability and Statistics
by
Arjun
(
4.4k
points)

41
views
gate2019ec
numericalanswers
probabilityandstatistics
probability
randomvariable
expectation
0
votes
0
answers
29
GATE ECE 2019  Question: 19
The value of the integral $ \displaystyle{}\int_{0}^{\pi} \int_{y}^{\pi}\dfrac{\sin x}{x}dx\: dy ,$ is equal to __________.
asked
Feb 12, 2019
in
Calculus
by
Arjun
(
4.4k
points)

65
views
gate2019ec
numericalanswers
calculus
definiteintegrals
0
votes
0
answers
30
GATE ECE 2019  Question: 20
Let $Z$ be an exponential random variable with mean $1$. That is, the cumulative distribution function of $Z$ is given by $F_{Z}(x)= \left\{\begin{matrix} 1e^{x}& \text{if}\: x \geq 0 \\ 0& \text{if}\: x< 0 \end{matrix}\right.$ Then $Pr\left(Z>2 \mid Z>1\right),$ rounded off to two decimal places, is equal to ___________.
asked
Feb 12, 2019
in
Probability and Statistics
by
Arjun
(
4.4k
points)

85
views
gate2019ec
numericalanswers
probabilityandstatistics
probability
randomvariable
0
votes
0
answers
31
GATE ECE 2019  Question: 21
Consider the signal $f(t)=1+2 \cos(\pi t)+3 \sin \left(\dfrac{2\pi}{3}t\right)+4 \cos \left(\dfrac{\pi}{2}t+\dfrac{\pi}{4}\right)$, where $t$ is in seconds. Its fundamental time period, in seconds, is __________.
asked
Feb 12, 2019
in
Continuoustime Signals
by
Arjun
(
4.4k
points)

48
views
gate2019ec
numericalanswers
continuoustimesignals
tobetagged
0
votes
0
answers
32
GATE ECE 2019  Question: 22
The baseband signal $m(t)$ shown in the figure is phasemodulated to generate the $PM$ signal $\varphi(t)=\cos(2\pi f_{c}t+ k\:\: m(t)).$ The time $t$ on the $x$ axis in the figure is in milliseconds. If the ... ratio of the minimum instantaneous frequency (in kHz) to the maximum instantaneous frequency (in kHz) is _________ (rounded off to $2$ decimal places).
asked
Feb 12, 2019
in
Continuoustime Signals
by
Arjun
(
4.4k
points)

109
views
gate2019ec
numericalanswers
continuoustimesignals
tobetagged
0
votes
0
answers
33
GATE ECE 2019  Question: 23
Radiation resistance of a small dipole current element of length $l$ at a frequency of $3$ GHz is $3$ ohms. If the length is changed by $1\%$, then the percentage change in the radiation resistance, rounded off to two decimal places, is ________ $\%.$
asked
Feb 12, 2019
in
Electromagnetics
by
Arjun
(
4.4k
points)

53
views
gate2019ec
numericalanswers
electromagnetics
radiationpattern
0
votes
0
answers
34
GATE ECE 2019  Question: 24
In the circuit shown, $V_{s}$ is square wave of period $T$ with maximum and minimum values of $8\: V$ and $10\: V$, respectively. Assume that the diode is ideal and $R_{1}=R_{2}=50\: \Omega.$ The average value of $V_{L}$ is _______ volts (rounded off to $1$ decimal place).
asked
Feb 12, 2019
in
Electromagnetics
by
Arjun
(
4.4k
points)

88
views
gate2019ec
numericalanswers
electromagnetics
waveequation
0
votes
0
answers
35
GATE ECE 2019  Question: 25
In the circuit shown, the clock frequency, i.e., the frequency of the ClK signal, is $12\:kHz$. The frequency of the signal at $Q_{2}$ is _______ kHz.
asked
Feb 12, 2019
in
Continuoustime Signals
by
Arjun
(
4.4k
points)

77
views
gate2019ec
numericalanswers
continuoustimesignals
tobetagged
0
votes
0
answers
36
GATE ECE 2019  Question: 26
Consider a differentiable function $f(x)$ on the set of real numbers, such that $f(1)=0$ and $ \mid fâ(x) \mid \leq 2.$ Given these conditions, which one of the following inequalities is necessarily true for all $x \in[2,2]?$ $f(x)\leq \frac{1}{2} \mid x+1 \mid$ $f(x)\leq 2 \mid x+1 \mid $ $f(x)\leq \frac{1}{2} \mid x \mid$ $f(x)\leq 2 \mid x \mid$
asked
Feb 12, 2019
in
Calculus
by
Arjun
(
4.4k
points)

62
views
gate2019ec
calculus
maximaminima
0
votes
0
answers
37
GATE ECE 2019  Question: 27
Consider the line integral $\int_{c} (xdyydx)$ the integral being taken in a counterclockwise direction over the closed curve $C$ that forms the boundary of the region $R$ shown in the figure below. The region $R$ is the area enclosed by the union of a $2 \times 3$ ... circle of radius $1$. The line integral evaluates to $6+ \dfrac{\pi}{2}$ $8+\pi$ $12+\pi$ $16+2\pi$
asked
Feb 12, 2019
in
Calculus
by
Arjun
(
4.4k
points)

121
views
gate2019ec
integrals
calculus
0
votes
0
answers
38
GATE ECE 2019  Question: 29
It is desired to find a threetap casual filter which gives zero signal as an output to an input of the form $x[n]= c_{1}exp\left(\dfrac{j\pi n}{2}\right)+c_{2}\left(\dfrac{j\pi n}{2}\right),$ where $c_{1}$ and $c_{2}$ are arbitrary real numbers. The desired threetap filter is ... $n$, when $x[n]$ is as given above ? $a=1,b=1$ $a=0,b=1$ $a=1,b=1$ $a=0,b=1$
asked
Feb 12, 2019
in
Control Systems
by
Arjun
(
4.4k
points)

93
views
gate2019ec
controlsystems
0
votes
0
answers
39
GATE ECE 2019  Question: 33
Let the statespace representation of an LTI system be $x(t)=A x(t)+B u(t), y(t)=Cx(t)+du(t)$ where $A,B,C$ are matrices, $d$ is a scalar, $u(t)$ is the input to the system, and $y(t)$ ...
asked
Feb 12, 2019
in
Continuoustime Signals
by
Arjun
(
4.4k
points)

49
views
gate2019ec
continuoustimesignals
signalsandsystems
lineartimeinvariantsystems
0
votes
0
answers
40
GATE ECE 2019  Question: 35
The quantum efficiency $(\eta)$ and responsivity $(R)$ at wavelength $\lambda \:(\text{in}\: \mu m)$ in a pin photodetector are related by $R= \frac{\eta \times \lambda}{1.24}$ $R= \frac{\lambda}{\eta \times 1.24}$ $R= \frac{1.24 \times\lambda}{\eta}$ $R= \frac{1.24}{\eta \times \lambda}$
asked
Feb 12, 2019
in
Electronic Devices
by
Arjun
(
4.4k
points)

37
views
gate2019ec
electronicdevices
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