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Recent questions tagged gate2015ec1
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GATE ECE 2015 Set 1  GA Question: 1
Choose the most appropriate word from the options give below to complete the following sentence. The principal presented the chief guest with a __________, as token of appreciation. momento memento momentum’ moment
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Mar 28, 2018
in
Verbal Ability
by
Milicevic3306
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28
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gate2015ec1
verbalability
mostappropriateword
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2
GATE ECE 2015 Set 1  GA Question: 2
Choose the appropriate word\phrase, out of the four options given below, to complete the following sentence : Frogs_______ croak roar hiss patter
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Mar 28, 2018
in
Verbal Ability
by
Milicevic3306
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15.8k
points)

17
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gate2015ec1
verbalability
mostappropriateword
0
votes
0
answers
3
GATE ECE 2015 Set 1  GA Question: 3
Choose the word most similar in meaning to the given word: Educe Expert Educate Extract Extend
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Mar 28, 2018
in
Verbal Ability
by
Milicevic3306
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15.8k
points)

25
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gate2015ec1
verbalability
mostappropriateword
0
votes
0
answers
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GATE ECE 2015 Set 1  GA Question: 4
Operators $\square,$ $\Diamond$ and $\rightarrow$ are defined by: $a\,\square\,b=\frac{a+b}{ab};\, a\,\Diamond, b=\frac{a+b}{ab};$ $a\,\rightarrow\, b=ab.$ Find the value of $(66\,\square\, 6)\rightarrow(66\,\Diamond, 6).$ $2$ $1$ $1$ $2$
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Mar 28, 2018
in
Analytical Aptitude
by
Milicevic3306
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15.8k
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21
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gate2015ec1
analyticalaptitude
logicalreasoning
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0
answers
5
GATE ECE 2015 Set 1  GA Question: 5
If $\log_{x}{(\frac{5}{7})}=\frac{1}{3},$ then the value of $x$ is $343/125$ $125/343$ $25/49$ $49/25$
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Mar 28, 2018
in
Numerical Ability
by
Milicevic3306
(
15.8k
points)

21
views
gate2015ec1
numericalability
logarithms
0
votes
0
answers
6
GATE ECE 2015 Set 1  GA Question: 6
The following question presents a sentence, part of which is underlined. Beneath the sentence, you find four ways of phrasing the underlined part. Following the requirements of the standard written English, select the answer that produces the most effective ... of death has the rank of one of the leading causes of death are one of the leading causes of death
asked
Mar 28, 2018
in
Verbal Ability
by
Milicevic3306
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15.8k
points)

19
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gate2015ec1
verbalability
passagereading
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votes
0
answers
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GATE ECE 2015 Set 1  GA Question: 7
Read the following paragraph and choose the correct statement. Climate change has reduced human security and threatened human well being. An ignored reality of human progress is that human security largely depends upon ... to environmental security. Human security is contradictory to environmental security. Human progress depends upon environmental security.
asked
Mar 28, 2018
in
Verbal Ability
by
Milicevic3306
(
15.8k
points)

21
views
gate2015ec1
verbalability
passagereading
0
votes
0
answers
8
GATE ECE 2015 Set 1  GA Question: 8
Fill in the missing value
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Mar 28, 2018
in
Numerical Ability
by
Milicevic3306
(
15.8k
points)

23
views
gate2015ec1
numericalanswers
analyticalaptitude
logicalreasoning
sequenceseries
0
votes
0
answers
9
GATE ECE 2015 Set 1  GA Question: 9
A cube of side $3$ units is formed using a set of smaller cubes of side $1$ unit. Find the proportion of the number of faces of the smaller cubes visible to those which are NOT visible. $1:4$ $1:3$ $1:2$ $2:3$
asked
Mar 28, 2018
in
Numerical Ability
by
Milicevic3306
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15.8k
points)

22
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gate2015ec1
numericalability
ratioproportions
0
votes
0
answers
10
GATE ECE 2015 Set 1  GA Question: 10
Humpty Dumpty sits on a wall every day while having lunch. The wall sometimes breaks. A person sitting in the wall falls if the wall breaks. Which one of the statement below is logically valid and can be inferred from the above sentences? ... lunch Humpty Dumpty never falls during dinner When Humpty Dumpty does not sit on the wall, the wall does not break.
asked
Mar 28, 2018
in
Verbal Ability
by
Milicevic3306
(
15.8k
points)

23
views
gate2015ec1
verbalability
verbalreasoning
0
votes
0
answers
11
GATE ECE 2015 Set 1  Question: 1
Consider a system of linear equations: $x2y+3z=1, \\ x3y+4z=1, \text{ and } \\ 2x+4y6z=k.$ The value of $k$ for which the system has infinitely many solutions is ___________
asked
Mar 28, 2018
in
Linear Algebra
by
Milicevic3306
(
15.8k
points)

24
views
gate2015ec1
numericalanswers
linearalgebra
systemofequations
0
votes
0
answers
12
GATE ECE 2015 Set 1  Question: 2
A function $f(x)=1x^2+x^3$ is defined in the closed interval $[1,1]$. The value of $x$, in the open interval $(1,1)$ for which the mean value theorem is satisfied, is $1/2$ $1/3$ $1/3$ $1/2$
asked
Mar 28, 2018
in
Calculus
by
Milicevic3306
(
15.8k
points)

16
views
gate2015ec1
calculus
meanvaluetheorem
0
votes
0
answers
13
GATE ECE 2015 Set 1  Question: 3
Suppose $A$ and $B$ are two independent events with probabilities $P(A) \neq 0$ and $P(B) \neq 0$. Let $\overline{A}$ and $\overline{B}$ be their complements. Which one of the following statements is FALSE? $P(A \cap B) = P(A)P(B)$ $P(A \mid B) = P(A)$ $P(A \cup B) = P(A) + P(B)$ $P(\overline{A} \cap \overline{B} )= P(\overline{A})P(\overline{B})$
asked
Mar 28, 2018
in
Probability and Statistics
by
Milicevic3306
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15.8k
points)

19
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gate2015ec1
probabilityandstatistics
probability
independentevents
0
votes
0
answers
14
GATE ECE 2015 Set 1  Question: 4
Let $z=x+iy$ be a complex variable. Consider that contour integration is performed along the unit circle in anticlockwise direction. Which one of the following statements is NOT TRUE? The residue of $\frac{z}{z^21}$ at $z=1$ is $1/2$ $\oint_C z^2 dz=0$ $\frac{1}{2 \pi i} \oint_C \frac{1}{z} dz =1$ $\overline{z}$ (complex conjugate of $z$ is an analytical function
asked
Mar 28, 2018
in
Complex Analysis
by
Milicevic3306
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15.8k
points)

23
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gate2015ec1
complexanalysis
analyticfunctions
0
votes
0
answers
15
GATE ECE 2015 Set 1  Question: 5
The value of $p$ such that the vector $\begin{bmatrix} 1 \\ 2 \\ 3 \end{bmatrix}$ is an eigenvector of the matrix $\begin{bmatrix} 4 & 1 & 2 \\ p & 2 & 1 \\ 14 & 4 & 10 \end{bmatrix}$ is _________.
asked
Mar 28, 2018
in
Linear Algebra
by
Milicevic3306
(
15.8k
points)

16
views
gate2015ec1
numericalanswers
linearalgebra
matrices
eigenvalues
0
votes
0
answers
16
GATE ECE 2015 Set 1  Question: 6
In the circuit shown, at resonance, the amplitude of the sinusoidal voltage (in Volts) across the capacitor is ____________.
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Mar 28, 2018
in
Network Solution Methods
by
Milicevic3306
(
15.8k
points)

18
views
gate2015ec1
numericalanswers
networksolutionmethods
sinusoidal
0
votes
0
answers
17
GATE ECE 2015 Set 1  Question: 7
In the network shown in the figure, all resistors are identical with $R = 300 \Omega$. The resistance $R_{ab}$ (in $\Omega$) of the network is __________.
asked
Mar 28, 2018
in
Network Solution Methods
by
Milicevic3306
(
15.8k
points)

12
views
gate2015ec1
numericalanswers
networksolutionmethods
0
votes
0
answers
18
GATE ECE 2015 Set 1  Question: 8
In the given circuit, the values of $V_1$ and $V_2$ respectively are $5$ V, $25$ V $10$ V, $30$ V $15$ V, $35$ V $0$ V, $20$ V
asked
Mar 28, 2018
in
Electronic Devices
by
Milicevic3306
(
15.8k
points)

23
views
gate2015ec1
electronicdevices
0
votes
0
answers
19
GATE ECE 2015 Set 1  Question: 9
A region of negative differential resistance is observed in the current voltage characteristics of a silicon PN junction if both the P  region and the N  region are heavily doped the N  region is heavily doped compared to the P  region the P ... doped compared to the N  region an intrinsic silicon region is inserted between the P  region and the N  region
asked
Mar 28, 2018
in
Electronic Devices
by
Milicevic3306
(
15.8k
points)

11
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gate2015ec1
electronicdevices
pnjunction
0
votes
0
answers
20
GATE ECE 2015 Set 1  Question: 10
A silicon sample is uniformly doped with donor type impurities with a concentration of $10^{16} / cm^3$. The electron and hole mobilities in the sample are $1200 \: cm^2/Vs$ and $400 \: cm^2/Vs$ respectively. Assume complete ionization of impurities. ... an electron is $1.6 \times 10^{19} \:C$. The resistivity of the sample (in $\Omega  cm$) is ___________.
asked
Mar 28, 2018
in
Electronic Devices
by
Milicevic3306
(
15.8k
points)

12
views
gate2015ec1
numericalanswers
electronicdevices
silicon
0
votes
0
answers
21
GATE ECE 2015 Set 1  Question: 11
For the circuit with ideal diodes shown in the figure, the shape of the output $v_{\text{out}}$ for the given sine wave input $v_{\text{in}}$ will be
asked
Mar 28, 2018
in
Analog Circuits
by
Milicevic3306
(
15.8k
points)

19
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gate2015ec1
analogcircuits
diodes
0
votes
0
answers
22
GATE ECE 2015 Set 1  Question: 12
In the circuit shown below, the Zener diode is ideal and the Zener voltage is $6$ V. The output voltage $V_o$ (in volts) is ________.
asked
Mar 28, 2018
in
Electronic Devices
by
Milicevic3306
(
15.8k
points)

11
views
gate2015ec1
numericalanswers
zenerdiode
electronicdevices
0
votes
0
answers
23
GATE ECE 2015 Set 1  Question: 13
In the circuit shown, the switch SW is thrown from position $A$ to position $B$ at time $t=0$. The energy (in $\mu J$) taken from the $3$ V source to charge the $0.1 \: \mu F$ capacitor from $0$ V t $3$ V is $0.3$ $0.45$ $0.9$ $3$
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Mar 28, 2018
in
Electronic Devices
by
Milicevic3306
(
15.8k
points)

16
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gate2015ec1
electronicdevices
0
votes
0
answers
24
GATE ECE 2015 Set 1  Question: 14
In an 8085 microprocessor, the shift registers which store the result of an addition and the overflow bit are, respectively B and F A and F H and F A and C
asked
Mar 28, 2018
in
Digital Circuits
by
Milicevic3306
(
15.8k
points)

18
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gate2015ec1
digitalcircuits
microprocessor8085
0
votes
0
answers
25
GATE ECE 2015 Set 1  Question: 15
A $16$ Kb ($=16,384$ bits) memory array is designed as a square with an aspect ratio of one (number of rows is equal to the number of columns). The minimum number of address lines needed for the row decoder is ___________
asked
Mar 28, 2018
in
Digital Circuits
by
Milicevic3306
(
15.8k
points)

21
views
gate2015ec1
numericalanswers
digitalcircuits
decoders
0
votes
0
answers
26
GATE ECE 2015 Set 1  Question: 16
Consider a four bit $D$ to $A$ converter. The analog value corresponding to digital signals of values $0000$ and $0001$ are $0$ V and $0.0625$ V respectively. The analog value (in Volts) corresponding to the digital signal $1111$ is _________
asked
Mar 28, 2018
in
Digital Circuits
by
Milicevic3306
(
15.8k
points)

28
views
gate2015ec1
numericalanswers
digitalcircuits
0
votes
0
answers
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GATE ECE 2015 Set 1  Question: 17
The result of the convolution $x(t) * \delta (tt_0)$ is $x(t+t_0)$ $x(tt_0)$ $x(t+t_0)$ $x(t – t_0)$
asked
Mar 28, 2018
in
Continuoustime Signals
by
Milicevic3306
(
15.8k
points)

13
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gate2015ec1
continuoustimesignals
signalsandsystem
convolution
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votes
0
answers
28
GATE ECE 2015 Set 1  Question: 18
The waveform of a periodic signal $x(t)$ is shown in the figure. A signal $g(t)$ is defined by $g(t) = x \big( \frac{t1}{2} \big)$. The average power of $g(t)$ is ________
asked
Mar 28, 2018
in
Continuoustime Signals
by
Milicevic3306
(
15.8k
points)

17
views
gate2015ec1
numericalanswers
continuoustimesignals
signalsandsystem
periodicsignals
0
votes
0
answers
29
GATE ECE 2015 Set 1  Question: 19
Negative feedback in a closedloop control system $\textbf{ DOES NOT}$ reduce the overall gain reduce bandwidth improve disturbance rejection reduce sensitivity to parameter variation
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Mar 28, 2018
in
Control Systems
by
Milicevic3306
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15.8k
points)

15
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gate2015ec1
controlsystems
feedbackprinciple
0
votes
0
answers
30
GATE ECE 2015 Set 1  Question: 20
A unity negative feedback system has the openloop transfer function $G(s) = \frac{K}{s(s+1)(s+3)}$. The value of the gain $K (>0)$ at which the root locus crosses the imaginary axis is ________
asked
Mar 28, 2018
in
Control Systems
by
Milicevic3306
(
15.8k
points)

13
views
gate2015ec1
numericalanswers
controlsystems
bodeandrootlocusplots
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votes
0
answers
31
GATE ECE 2015 Set 1  Question: 21
The polar plot of the transfer function $G(s) = \frac{10(s+1)}{s+10}$ for $0 \leq \omega < \infty$ will be in the first quadrant second quadrant third quadrant fourth quadrant
asked
Mar 28, 2018
in
Electromagnetics
by
Milicevic3306
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15.8k
points)

9
views
gate2015ec1
electromagnetics
polarization
0
votes
0
answers
32
GATE ECE 2015 Set 1  Question: 22
A sinusoidal signal of $2$ kHz frequency is applied to a delta modulator. The sampling rate and stepsize $\Delta$ of the data modulator are $20,000$ samples per second and $0.1$ V, respectively. To prevent slope overload, the maximum amplitude of the sinusoidal signal (in Volts) is $\frac{1}{2 \pi} \\$ $\frac{1}{\pi} \\$ $\frac{2}{\pi} \\$ $\pi$
asked
Mar 28, 2018
in
Network Solution Methods
by
Milicevic3306
(
15.8k
points)

13
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gate2015ec1
networksolutionmethods
sinusoidal
0
votes
0
answers
33
GATE ECE 2015 Set 1  Question: 23
Consider the signal $s(t)=m(t) \cos(2 \pi \: f_ct)+ \hat{m}(t) \sin(2 \pi f_c t)$ where $\hat{m}(t)$ denotes the Hilbert transform of $m(t)$ and the bandwidth of $m(t)$ is very small compared to $f_c$. The signal $s(t)$ is a highpass signal lowpass signal bandpass signal double sideband suppressed carrier signal
asked
Mar 28, 2018
in
Continuoustime Signals
by
Milicevic3306
(
15.8k
points)

18
views
gate2015ec1
continuoustimesignals
tobetagged
0
votes
0
answers
34
GATE ECE 2015 Set 1  Question: 24
Consider a straight, infinitely long, current carrying conductor lying on the zaxis. Which one of the following plots (in linear scale) qualitatively represents the dependence of $H_{\phi}$ on $r$, where $H_{\phi}$ is the magnitude of the azimuthal component of magnetic field outside the conductor and $r$ is the radial distance from the conductor?
asked
Mar 28, 2018
in
Digital Circuits
by
Milicevic3306
(
15.8k
points)

96
views
gate2015ec1
digitalcircuits
0
votes
0
answers
35
GATE ECE 2015 Set 1  Question: 25
The electric field component of a plane wave traveling in a lossless dielectric medium is given by $\overrightarrow{E}(z,t) = \hat{a}_y 2 \cos \bigg( 10^st\frac{z}{\sqrt{2}} \bigg) \: V/m$. The wavelength (in m) for the wave is ___________.
asked
Mar 28, 2018
in
Electromagnetics
by
Milicevic3306
(
15.8k
points)

22
views
gate2015ec1
numericalanswers
planewavesandproperties
electromagnetics
0
votes
0
answers
36
GATE ECE 2015 Set 1  Question: 25
The solution of the differential equation $\frac{d^2y}{dt^2} + 2 \frac{dy}{dt}+y=0$ with $y(0)=y’(0)=1$ is $(2t)e^t$ $(1+2t)e^{t}$ $(2+t)e^{t}$ $(12t)e^t$
asked
Mar 28, 2018
in
Differential Equations
by
Milicevic3306
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15.8k
points)

15
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gate2015ec1
differentialequations
0
votes
0
answers
37
GATE ECE 2015 Set 1  Question: 25
A vector $\overrightarrow{P}$ is given by $\overrightarrow{P} = x^3y\overrightarrow{a}_x  x^2y^2\overrightarrow{a}_y  x^2 yz \overrightarrow{a}_z$. Which one of the statements is TRUE? $\overrightarrow{P}$ is ... irrotational, but not solenoidal $\overrightarrow{P}$ is neither solenoidal, nor irrotational $\overrightarrow{P}$ is both solenoidal and irrotational
asked
Mar 28, 2018
in
Vector Analysis
by
Milicevic3306
(
15.8k
points)

23
views
gate2015ec1
vectoranalysis
0
votes
0
answers
38
GATE ECE 2015 Set 1  Question: 28
Which one of the following graphs describes the function $f(x)=e^{x}(x^2+x+1)$?
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Mar 28, 2018
in
Calculus
by
Milicevic3306
(
15.8k
points)

19
views
gate2015ec1
calculus
functions
0
votes
0
answers
39
GATE ECE 2015 Set 1  Question: 29
The maximum area (in square units) of a rectangle whose vertices lie on the eclipse $x^2+4y^2=1$ is __________.
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Mar 28, 2018
in
Calculus
by
Milicevic3306
(
15.8k
points)

20
views
gate2015ec1
numericalanswers
calculus
definiteintegrals
0
votes
0
answers
40
GATE ECE 2015 Set 1  Question: 31
In the circuit shown, switch SW is closed at $t=0$. Assuming zero initial conditions, the value of $v_c(t)$ (in Volts) at $t=1$ sec is _________.
asked
Mar 28, 2018
in
Continuoustime Signals
by
Milicevic3306
(
15.8k
points)

26
views
gate2015ec1
numericalanswers
continuoustimesignals
polesandzeros
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