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Recent questions tagged gate2014ec4
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GATE ECE 2014 Set 4  GA Question: 1
Which of the following options is the closest in meaning to the word underlined in the sentence below? In a democracy, everybody has the freedom to disagree with the government. dissent descent decent decadent
asked
Mar 26, 2018
in
Verbal Ability
by
Milicevic3306
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15.8k
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17
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gate2014ec4
verbalability
mostappropriateword
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0
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2
GATE ECE 2014 Set 4  GA Question: 2
After the discussion, Tom said to me, 'Please revert!'. He expects me to _________. retract get back to him move in reverse retreat
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Mar 26, 2018
in
Verbal Ability
by
Milicevic3306
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15.8k
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13
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gate2014ec4
verbalability
mostappropriateword
0
votes
0
answers
3
GATE ECE 2014 Set 4  GA Question: 3
While receiving the award, the scientist said, "I feel vindicated". Which of the following is closest in meaning to the word ‘vindicated’? punished substantiated appreciated chastened
asked
Mar 26, 2018
in
Verbal Ability
by
Milicevic3306
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15.8k
points)

15
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gate2014ec4
verbalability
mostappropriateword
0
votes
0
answers
4
GATE ECE 2014 Set 4  GA Question: 4
Let $f(x,y)=x^n y^m=P$. If $x$ is doubled and $y$ is halved, the new value of $f$ is $2^{nm}P$ $2^{mn}P$ $2(nm)P$ $2(mn)P$
asked
Mar 26, 2018
in
Numerical Ability
by
Milicevic3306
(
15.8k
points)

18
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gate2014ec4
numericalability
functions
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votes
0
answers
5
GATE ECE 2014 Set 4  GA Question: 5
In a sequence of $12$ consecutive odd numbers, the sum of the first $5$ numbers is $425$. What is the sum of the last $5$ numbers in the sequence?
asked
Mar 26, 2018
in
Numerical Ability
by
Milicevic3306
(
15.8k
points)

18
views
gate2014ec4
numericalability
arithmeticseries
numericalanswers
0
votes
0
answers
6
GATE ECE 2014 Set 4  GA Question: 6
Find the next term in the sequence: $13M, 17Q, 19S$, ___ $21W$ $21V$ $23W$ $23V$
asked
Mar 26, 2018
in
Analytical Aptitude
by
Milicevic3306
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15.8k
points)

19
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gate2014ec4
analyticalaptitude
logicalreasoning
sequenceseries
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votes
0
answers
7
GATE ECE 2014 Set 4  GA Question: 7
If $\text{‘KCLFTSB’}$ stands for ‘best of luck’ and $\text{‘SHSWDG’}$ stands for ‘good wishes’, which of the following indicates ‘ace the exam’? $\text{MCHTX}$ $\text{MXHTC}$ $\text{XMHCT}$ $\text{XMHTC}$
asked
Mar 26, 2018
in
Verbal Ability
by
Milicevic3306
(
15.8k
points)

27
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gate2014ec4
logicalreasoning
sequenceseries
0
votes
0
answers
8
GATE ECE 2014 Set 4  GA Question: 8
Industrial consumption of power doubled from $2000$$2001$ to $2010$$2011$. Find the annual rate of increase in percent assuming it to be uniform over the years. $5.6$ $7.2$ $10.0$ $12.2$
asked
Mar 26, 2018
in
Numerical Ability
by
Milicevic3306
(
15.8k
points)

16
views
gate2014ec4
numericalability
datainterpretation
0
votes
0
answers
9
GATE ECE 2014 Set 4  GA Question: 9
A firm producing air purifiers sold $200$ units in $2012$. The following pie chart presents the share of raw material, labour, energy, plant & machinery, and transportation costs in the total manufacturing cost of the firm in $2012$. The ... all other expenses increased by $20 \%$. What is the percentage increase in total cost for the company in $2013$?
asked
Mar 26, 2018
in
Numerical Ability
by
Milicevic3306
(
15.8k
points)

15
views
gate2014ec4
numericalability
datainterpretation
piechart
0
votes
0
answers
10
GATE ECE 2014 Set 4  GA Question: 10
A five digit number is formed using the digits $1,3,5,7$ and $9$ without repeating any of them. What is the sum of all such possible five digit numbers? $6666660$ $6666600$ $6666666$ $6666606$
asked
Mar 26, 2018
in
Numerical Ability
by
Milicevic3306
(
15.8k
points)

18
views
gate2014ec4
numericalability
couting
0
votes
0
answers
11
GATE ECE 2014 Set 4  Question: 1
The series $\Sigma_{n=0}^{\infty} \frac{1}{n!}$ converges to $2 \text{ ln } 2$ $\sqrt{2}$ $2$ $e$
asked
Mar 26, 2018
in
Calculus
by
Milicevic3306
(
15.8k
points)

13
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gate2014ec4
calculus
taylorseries
convergence
0
votes
0
answers
12
GATE ECE 2014 Set 4  Question: 2
The magnitude of the gradient for the function $f(x,y,z) = x^2 +3y^2 +z^3$ at the point $(1,1,1)$ is ___________.
asked
Mar 26, 2018
in
Vector Analysis
by
Milicevic3306
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15.8k
points)

14
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gate2014ec4
numericalanswers
vectoranalysis
gradient
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votes
0
answers
13
GATE ECE 2014 Set 4  Question: 3
Let $X$ be a zero mean unit variance Gaussian random variable. $E[ \mid X \mid ]$ is equal to __________
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Mar 26, 2018
in
Vector Analysis
by
Milicevic3306
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15.8k
points)

20
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gate2014ec4
numericalanswers
vectoranalysis
gaussstheorem
randomvariable
0
votes
0
answers
14
GATE ECE 2014 Set 4  Question: 4
If $a$ and $b$ are constants, the most general solution of the differential equation $\frac{d^2x}{dt^2}+2 \frac{dx}{dt}+x=0$ is $ae^{t}$ $ae^{t} + bte^{t}$ $ae^t+bte^{t}$ $ae^{2t}$
asked
Mar 26, 2018
in
Differential Equations
by
Milicevic3306
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15.8k
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14
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gate2014ec4
differentialequations
0
votes
0
answers
15
GATE ECE 2014 Set 4  Question: 5
The directional derivative of $f(x,y)= \frac{xy}{\sqrt{2}} (x+y)$ at $(1,1)$ in the direction of the unit vector at an angle of $\frac{\pi}{4}$ with $y$axis, is given by _________.
asked
Mar 26, 2018
in
Vector Analysis
by
Milicevic3306
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15.8k
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15
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gate2014ec4
vectoranalysis
numericalanswers
0
votes
0
answers
16
GATE ECE 2014 Set 4  Question: 6
The circuit shown in the figure represents a voltage controlled voltage source voltage controlled current source current controlled current source current controlled voltage source
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Mar 26, 2018
in
Analog Circuits
by
Milicevic3306
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15.8k
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12
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gate2014ec4
analogcircuits
0
votes
0
answers
17
GATE ECE 2014 Set 4  Question: 7
The magnitude of current (in mA) through the resistor $R_2$ in the figure shown is __________
asked
Mar 26, 2018
in
Electronic Devices
by
Milicevic3306
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15.8k
points)

18
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gate2014ec4
numericalanswers
electronicdevices
0
votes
0
answers
18
GATE ECE 2014 Set 4  Question: 8
At $T=300 \:K$, the band gap and the intrinsic carrier concentration of GaAs are $1.42$ eV and $10^6 \: cm^{3}$, respectively. In order to generate electron hole pairs in GaAs, which one of the wavelength $(\lambda_C)$ ranges of incident radiation, is most suitable? (Given ... $1.62 \: \mu m < \lambda _C < 6.62 \: \mu m$
asked
Mar 26, 2018
in
Electromagnetics
by
Milicevic3306
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15.8k
points)

11
views
gate2014ec4
electromagnetics
plank'sconstant
0
votes
0
answers
19
GATE ECE 2014 Set 4  Question: 9
In the figure, $\text{ln }(\rho _i)$ is plotted as a function of $1/T$, where $\rho_i$ is the intrinsic resistivity of silicon, $T$ is the temperature, and the plot is almost linear. The slope of the line can be used to estimate band gap ... the sum of electron and hole mobility in silicon $(\mu _n + \mu _p)^{1}$ intrinsic carrier concentration of silicon $(n_i)$
asked
Mar 26, 2018
in
Electronic Devices
by
Milicevic3306
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15.8k
points)

14
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gate2014ec4
electronicdevices
intrinsicandextrinsicsilicon
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votes
0
answers
20
GATE ECE 2014 Set 4  Question: 10
The cutoff wavelength (in $\mu m$) of light that can be used for intrinsic excitation of a semiconductor material of bandgap $E_g = 1.1 \: eV$ is ______________
asked
Mar 26, 2018
in
Electronic Devices
by
Milicevic3306
(
15.8k
points)

13
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gate2014ec4
numericalanswers
electronicdevices
0
votes
0
answers
21
GATE ECE 2014 Set 4  Question: 11
If the emitter resistance in a commonemitter voltage amplifier is not bypassed, it will reduce both the voltage gain and the input impedance reduce the voltage gain and increase the input impedance increase the voltage gain and reduce the input impedance reduce both the voltage gain and the input impedance
asked
Mar 26, 2018
in
Electromagnetics
by
Milicevic3306
(
15.8k
points)

12
views
gate2014ec4
electromagnetics
impedance
0
votes
0
answers
22
GATE ECE 2014 Set 4  Question: 12
Two silicon diodes, with a forward voltage drop of $0.7 \: V$, are used in the circuit shown in the figure. The range of input voltage $V_i$ for which the output voltage $V_o=V_i$, is $0.3 \:V < V_i < 1.3 \: V$ $0.3 \:V < V_i < 2 \: V$ $1.0 \:V < V_i < 2.0 \: V$ $1.7 \:V < V_i < 2.7 \: V$
asked
Mar 26, 2018
in
Electronic Devices
by
Milicevic3306
(
15.8k
points)

13
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gate2014ec4
electronicdevices
intrinsicandextrinsicsilicon
0
votes
0
answers
23
GATE ECE 2014 Set 4  Question: 13
The circuit shown represents a bandpass filter a voltage controlled oscillator an amplitude modulator a monostable multivibrator
asked
Mar 26, 2018
in
Analog Circuits
by
Milicevic3306
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15.8k
points)

10
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gate2014ec4
analogcircuits
oscillator
0
votes
0
answers
24
GATE ECE 2014 Set 4  Question: 14
For a given sampleandhold circuit, if the value of the hold capacitor is increased, then droop rate decreases and acquisition time decreases droop rate decreases and acquisition time increases droop rate increases and acquisition time decreases droop rate increases and acquisition time increases
asked
Mar 26, 2018
in
Digital Circuits
by
Milicevic3306
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15.8k
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12
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gate2014ec4
digitalcircuits
sampleandholdcircuits
0
votes
0
answers
25
GATE ECE 2014 Set 4  Question: 15
In the circuit shown in the figure, if $C=0$, the expression for $Y$ is $Y=A \overline{B} + \overline{A}B$ $Y=A+B$ $Y=\overline{A} + \overline{B}$ $Y=A \: B$
asked
Mar 26, 2018
in
Digital Circuits
by
Milicevic3306
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15.8k
points)

22
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gate2014ec4
digitalcircuits
combinationalcircuits
logicgates
0
votes
0
answers
26
GATE ECE 2014 Set 4  Question: 16
The output $(Y)$ of the circuit shown in the figure is $\overline{A} + \overline{B} +C$ $A + \overline{B} \cdot \overline{C} + A \cdot \overline{C}$ $\overline{A} +B+\overline{C}$ $A \cdot B \cdot \overline{C}$
asked
Mar 26, 2018
in
Digital Circuits
by
Milicevic3306
(
15.8k
points)

34
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gate2014ec4
digitalcircuits
0
votes
0
answers
27
GATE ECE 2014 Set 4  Question: 17
A Fourier transform pair is given by $\left ( \frac{2}{3} \right ) \: u[n+3] \overset{FT}{\Leftrightarrow} \frac{Ae^{j6 \pi f}}{1 (\frac{2}{3} ) e^{j2 \pi f}}$ where $u[n]$ denotes the unit step sequence. The values of $A$ is ____________
asked
Mar 26, 2018
in
Continuoustime Signals
by
Milicevic3306
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15.8k
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16
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gate2014ec4
numericalanswers
continuoustimesignals
signalsandsystems
fouriertransform
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votes
0
answers
28
GATE ECE 2014 Set 4  Question: 18
A realvalued signal $x(t)$ limited to the frequency band $\mid f \mid \leq \frac{W}{2}$ is passed through a linear time invariant system whose frequency response is $H(f) = \begin{cases} e^{j 4 \pi f}, & \mid f \mid \leq \frac{W}{2} \\ 0, & \mid f \mid > \frac{W}{2} \end{cases}.$ The output of the system is $x(t+4)$ $x(t4)$ $x(t+2)$ $x(t2)$
asked
Mar 26, 2018
in
Continuoustime Signals
by
Milicevic3306
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15.8k
points)

20
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gate2014ec4
continuoustimesignals
lineartimeinvariantsystems
0
votes
0
answers
29
GATE ECE 2014 Set 4  Question: 19
The sequence $x[n] = 0.5^n \: u[n]$, where $u[n]$ is the unit step sequence, is convolved with itself to obtain $y[n]$. Then $\Sigma_{n= \infty}^{+ \infty} y[n]$ is _________.
asked
Mar 26, 2018
in
Continuoustime Signals
by
Milicevic3306
(
15.8k
points)

23
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gate2014ec4
numericalanswers
continuoustimesignals
tobetagged
0
votes
0
answers
30
GATE ECE 2014 Set 4  Question: 20
In a Bode magnitude plot, which one of the following slopes would be exhibited at high frequencies by a $4$th order allpole system? $80$ dB/decade $40$ dB/decade $+40$ dB/decade $+80$ dB/decade
asked
Mar 26, 2018
in
Control Systems
by
Milicevic3306
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15.8k
points)

14
views
gate2014ec4
controlsystems
bodeandrootlocusplots
0
votes
0
answers
31
GATE ECE 2014 Set 4  Question: 21
For the second order closedloop system shown in the figure, the natural frequency (in rad/s) is $16$ $4$ $2$ $1$
asked
Mar 26, 2018
in
Network Solution Methods
by
Milicevic3306
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15.8k
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13
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gate2014ec4
networksolutionmethods
tobetagged
0
votes
0
answers
32
GATE ECE 2014 Set 4  Question: 22
If calls arrive at a telephone exchange such that the time of arrival of any call is independent of the time of arrival of earlier or future calls, the probability distribution function of the total number of calls in a fixed time interval will be Poisson Gaussian Exponential Gamma
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Mar 26, 2018
in
Vector Analysis
by
Milicevic3306
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15.8k
points)

23
views
gate2014ec4
vectoranalysis
gauss'stheorem
0
votes
0
answers
33
GATE ECE 2014 Set 4  Question: 23
In a double sideband (DSB) full carrier AM transmission system, if the modulation index is doubled, then the ratio of total sideband power to the carrier power increases by a factor of __________.
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Mar 26, 2018
in
Communications
by
Milicevic3306
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15.8k
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11
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gate2014ec4
numericalanswers
communications
amplitudemodulation
0
votes
0
answers
34
GATE ECE 2014 Set 4  Question: 24
For an antenna radiating in free space, the electric field at a distance of $1$ km is found to be $12 \: mV/m$. Given that intrinsic impedance of the free space is $120 \pi \: \Omega$, the magnitude of average power density due to this antenna at a distance of $2$ km from the antenna (in $nW/m^2$) is _________.
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Mar 26, 2018
in
Electromagnetics
by
Milicevic3306
(
15.8k
points)

24
views
gate2014ec4
numericalanswers
electromagnetics
impedance
0
votes
0
answers
35
GATE ECE 2014 Set 4  Question: 25
Match column A with column B. ... $ 1 \rightarrow R; \: 2 \rightarrow Q; \: 3 \rightarrow P;$
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Mar 26, 2018
in
Electromagnetics
by
Milicevic3306
(
15.8k
points)

28
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gate2014ec4
electromagnetics
0
votes
0
answers
36
GATE ECE 2014 Set 4  Question: 26
With initial values $y(0) =y’(0)=1$, the solution of the differential equation $\frac{d^2y}{dx^2}+4 \frac{dy}{dx}+4y=0$ at $x=1$ is ________
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Mar 26, 2018
in
Differential Equations
by
Milicevic3306
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15.8k
points)

19
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gate2014ec4
numericalanswers
differentialequations
0
votes
0
answers
37
GATE ECE 2014 Set 4  Question: 27
Parcels from sender S to receiver R pass sequentially through twopost offices. Each postoffice has a probability $\frac{1}{5}$ of losing an incoming parcel, independently of all other parcels. Given that a parcel is lost, the probability that it was lost by the second post office is _________
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Mar 26, 2018
in
Probability and Statistics
by
Milicevic3306
(
15.8k
points)

25
views
gate2014ec4
numericalanswers
probabilityandstatistics
probability
0
votes
0
answers
38
GATE ECE 2014 Set 4  Question: 28
The unilateral Laplace transform of $f(t)$ is $\frac{1}{s^2+s+1}$. Which one of the following is the unilateral Laplace transform of $g(t) = t \cdot f(t)$? $\frac{s}{(s^2+s+1)^2}$ $\frac{(2s+1)}{(s^2+s+1)^2}$ $\frac{s}{(s^2+s+1)^2}$ $\frac{2s+1}{(s^2+s+1)^2}$
asked
Mar 26, 2018
in
Network Solution Methods
by
Milicevic3306
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15.8k
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16
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gate2014ec4
networksolutionmethods
laplacetransform
0
votes
0
answers
39
GATE ECE 2014 Set 4  Question: 29
For a right angled triangle, if the sum of the lengths of the hypotenuse and a side is kept constant, in order to have maximum area of the triangle, the triangle, the angle between the hypotenuse and the side is $12^{\circ}$ $36^{\circ}$ $60^{\circ}$ $45^{\circ}$
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Mar 26, 2018
in
Calculus
by
Milicevic3306
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15.8k
points)

14
views
gate2014ec4
calculus
maximaminima
0
votes
0
answers
40
GATE ECE 2014 Set 4  Question: 35
Consider two BJTs biased at the same collector current with area $A_1=0.2 \mu m \times 0.2 \mu m$ and $A_2 = 300 \mu m \times 300 \mu m$. Assuming that all other device parameters are identical, $kT/q=26 \: mV$, the intrinsic carrier concentration ... $V_{BE1}V_{BE2})$ is ________.
asked
Mar 26, 2018
in
Analog Circuits
by
Milicevic3306
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15.8k
points)

29
views
gate2014ec4
numericalanswers
analogcircuits
bipolarjunctiontransistor
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