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Recent questions tagged gate2017-ee-1
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GATE Electrical 2017 Set 1 | GA Question: 7
Six people are seated around a circular table. There are at least two men and two women. There are at least three right-handed persons. Every women has a left-handed person to her immediate right. None of the women are right-handed. The number of women at the table is $2$ $3$ $4$ Cannot be determined.
Arjun
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Quantitative Aptitude
Feb 27, 2017
by
Arjun
9.3k
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gate2017-ee-1
numerical-ability
round-table-arrangement
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0
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2
GATE Electrical 2017 Set 1 | GA Question: 9
Arun, Gulab, Neel and Shweta must choose one shirt each from a pile of four shirts coloured Red, Pink, Blue and White respectively. Arun dislikes the colour red and Shweta dislikes the colour white. Gulab and Neel like all the colours. In how many different ... the shirts so that no one has a shirt with a colour he or she dislikes? $21$ $18$ $16$ $14$
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Quantitative Aptitude
Feb 27, 2017
by
Arjun
9.3k
points
gate2017-ee-1
numerical-ability
permutation-and-combination
0
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0
answers
3
GATE Electrical 2017 Set 1 | GA Question: 8
The expression $\frac{(x+y)-|x-y|}{2}$ is equal to The maximum of $x$ and $y$ The minimum of $x$ and $y$ $1$ None of the above.
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Quantitative Aptitude
Feb 27, 2017
by
Arjun
9.3k
points
gate2017-ee-1
numerical-ability
absolute-value
0
votes
0
answers
4
GATE Electrical 2017 Set 1 | GA Question: 6
"The hold of the nationalist imagination on our colonial past is such that anything inadequately or improperly nationalist is just not history." Which of the following statements best reflects the author's opinion? ... filter of nationalism. Our colonial past never happened. Nationalism has to be both adequately and properly imagined.
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Verbal Aptitude
Feb 27, 2017
by
Arjun
9.3k
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gate2017-ee-1
verbal-ability
verbal-reasoning
statements-follow
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votes
0
answers
5
GATE Electrical 2017 Set 1 | GA Question: 5
The probability that a $k$-digit number does NOT contain the digits $0, 5$ or $9$ is $0.3^{k}$ $0.6^{k}$ $0.7^{k}$ $0.9^{k}$
Arjun
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Quantitative Aptitude
Feb 27, 2017
by
Arjun
9.3k
points
gate2017-ee-1
numerical-ability
probability
0
votes
0
answers
6
GATE Electrical 2017 Set 1 | GA Question: 4
Find the smallest number $y$ such that $y \times 162$ is a perfect cube. $24$ $27$ $32$ $36$
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Quantitative Aptitude
Feb 27, 2017
by
Arjun
9.3k
points
gate2017-ee-1
numerical-ability
numerical-computation
0
votes
0
answers
7
GATE Electrical 2017 Set 1 | GA Question: 3
Rahul, Murali, Srinivas and Arul are seated around a square table. Rahul is sitting to the left of Murali. Srinivas is sitting to the right of Arul. Which of the following pairs are seated opposite each other? Rahul and Murali Srinivas and Arul Srinivas and Murali Srinivas and Rahul
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Analytical Aptitude
Feb 27, 2017
by
Arjun
9.3k
points
gate2017-ee-1
analytical-aptitude
logical-reasoning
0
votes
0
answers
8
GATE Electrical 2017 Set 1 | GA Question: 2
Research in the workplace reveals that people work for many reasons ________. Money beside Beside money Money besides Besides money
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Verbal Aptitude
Feb 27, 2017
by
Arjun
9.3k
points
gate2017-ee-1
verbal-ability
english-grammar
0
votes
0
answers
9
GATE Electrical 2017 Set 1 | GA Question: 10
A contour line joins locations having the same height above the mean sea level. The following is a contour plot of a geographical region. Contour lines are shown at $25$m intervals in this plot. If in a flood, the water level rises to $525$m, which of the villages $P, Q, R, S, T$ get submerged? $P, Q$ $P, Q, T$ $R, S, T$ $Q, R, S$
Arjun
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Quantitative Aptitude
Feb 27, 2017
by
Arjun
9.3k
points
gate2017-ee-1
numerical-ability
data-interpretation
contour-plots
0
votes
0
answers
10
GATE Electrical 2017 Set 1 | GA Question: 1
After Rajendra Chola returned from his voyage to Indonesia, he ________ to visit the temple in Thanjavur. Was wishing Is wishing Wished Had wished
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in
Verbal Aptitude
Feb 27, 2017
by
Arjun
9.3k
points
gate2017-ee-1
verbal-ability
english-grammar
0
votes
0
answers
11
GATE Electrical 2017 Set 1 | Question: 55
The figure shows the single line diagram of a power system with a double circuit transmission line. The expression for electrical power is $1.5 \sin \delta$, where $\delta$ is the rotor angle. The system is operating at the stable equilibrium point with ... $P_{\max}$, in pu is ______. (Give the answer up to three decimal places.)
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new
Feb 27, 2017
by
Arjun
9.3k
points
gate2017-ee-1
numerical-answers
0
votes
0
answers
12
GATE Electrical 2017 Set 1 | Question: 54
The positive, negative, and zero sequence reactances of a wye-connected synchronous generator are $0.2$pu, $0.2$pu, and $0.1$pu, respectively. The generator is an open circuit with a terminal voltage of $1$pu. The minimum value of ... fault occurs at the terminals is ___________ (assume fault impedance to be zero). (Give the answer up to one decimal place.)
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new
Feb 27, 2017
by
Arjun
9.3k
points
gate2017-ee-1
numerical-answers
0
votes
0
answers
13
GATE Electrical 2017 Set 1 | Question: 42
Only one of the real roots of $f(x)=x^{6}-x-1$ lies in the interval $1 \leq x \leq 2$ and bisection method is used to find its value. For achieving an accuracy of $0.001$, the required minimum number of iterations is _________.
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Numerical Methods
Feb 27, 2017
by
Arjun
9.3k
points
gate2017-ee-1
numerical-answers
numerical-methods
bisection-method
0
votes
0
answers
14
GATE Electrical 2017 Set 1 | Question: 53
The figure below shows an uncontrolled diode bridge rectifier supplied from a $220$V, $50$Hz, $I$-phase ac source. The load draws a constant current $I_{0}=14A$. The conduction angle of the diode $D_{1}$ in degrees (rounded off to two decimal places) is _______.
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new
Feb 27, 2017
by
Arjun
9.3k
points
gate2017-ee-1
numerical-answers
0
votes
0
answers
15
GATE Electrical 2017 Set 1 | Question: 52
The circuit shown in the figure uses matched transistors with a thermal voltage $V_{T}=25$m V. The base currents of the transistors are negligible. The value of the resistance $R$ in $k\Omega$ that is required to provide $1 \mu A$ bias current for the differential amplifier block shown is ________.(Give the answer up to one decimal place.)
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new
Feb 27, 2017
by
Arjun
9.3k
points
gate2017-ee-1
numerical-answers
0
votes
0
answers
16
GATE Electrical 2017 Set 1 | Question: 51
Consider a causal and stable $LTI$ system with rational transfer function $H(z)$, whose corresponding impulse response begins at $n=0$. Furthermore, $H(1)=\frac{5}{4}$. The poles of $H(z)$ ... $g[n]=j^{n}h[n]$. The value of $g[8]$ equals __________. (Give the answer up to three decimal places.)
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new
Feb 27, 2017
by
Arjun
9.3k
points
gate2017-ee-1
numerical-answers
0
votes
0
answers
17
GATE Electrical 2017 Set 1 | Question: 50
For a system having transfer function $G(s)=\frac{-s+1}{s+1}$, a unit step input is applied at time $t=0$. The value of the response of the system at $t=1.5 sec$ (rounded off to three decimal places) is ________.
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new
Feb 27, 2017
by
Arjun
9.3k
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gate2017-ee-1
numerical-answers
0
votes
0
answers
18
GATE Electrical 2017 Set 1 | Question: 49
A separately excited $DC$ generator supplies $150$A to a $145$V DC grid. The generator is running at $800$RPM. The armature resistance of the generator is $0.1\Omega$. If the speed of the generator is increased to $1000$ RPM, the current in amperes supplied by the generator to the $DC$ grid is ______. (Give the answer up to one decimal place.)
Arjun
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new
Feb 27, 2017
by
Arjun
9.3k
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gate2017-ee-1
numerical-answers
0
votes
0
answers
19
GATE Electrical 2017 Set 1 | Question: 48
A three-phase, three winding $\Delta / \Delta / Y (1.1kV/6.6kV/400V)$ transformer is energized from $AC$ mains at the $1.1kV$ side. It supplies $900kVA$ load at $0.8$ power factor lag from the $6.6kV$ winding and $300kVA$ load ... $1.1kV$ winding from the mains is ________. (Give the answer up to one decimal place.)
Arjun
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new
Feb 27, 2017
by
Arjun
9.3k
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gate2017-ee-1
numerical-answers
0
votes
0
answers
20
GATE Electrical 2017 Set 1 | Question: 47
A $220$V DC series motor runs drawing a current of $30$ A from the supply. Armature and field circuit resistances are $0.4\Omega$ and $0.1\Omega$, respectively. The load torque varies as the square of the speed. The flux in the ... the resistance in ohms that should be added in series with the armature is ______. (Give the answer up to two decimal places.)
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new
Feb 27, 2017
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Arjun
9.3k
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gate2017-ee-1
numerical-answers
0
votes
0
answers
21
GATE Electrical 2017 Set 1 | Question: 46
Two parallel connected, three-phase, $50$Hz, $11$kV, star-connected synchronous machines $A$ and $B$, are operating as synchronous condensers. They together supply $50$MVAR to a $11$kV grid. Current supplied by both the machines are equal. ... excitation current of machine $A$ to that of machine $B$ is _______. (Give the answer up to two decimal places.)
Arjun
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new
Feb 27, 2017
by
Arjun
9.3k
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gate2017-ee-1
numerical-answers
0
votes
0
answers
22
GATE Electrical 2017 Set 1 | Question: 45
A $375$W, $230$V, $50$Hz, capacitor start single-phase induction motor has the following constants for the main and auxiliary windings (at starting): $Z_{m}=(12.50+j15.75) \Omega$ ... of the capacitance (in $\mu F$) to be added in series with the auxiliary winding to obtain maximum torque at starting is ________.
Arjun
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in
new
Feb 27, 2017
by
Arjun
9.3k
points
gate2017-ee-1
numerical-answers
0
votes
0
answers
23
GATE Electrical 2017 Set 1 | Question: 44
The magnitude of magnetic flux density (B) in micro Teslas $(\mu T)$, at the centre of a loop of wire wound as a regular hexagon of side length $1 m$ carrying a current $(I=1 A)$, and placed in vacuum as shown in the figure is _________. (Give the answer up to two decimal places.)
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new
Feb 27, 2017
by
Arjun
9.3k
points
gate2017-ee-1
numerical-answers
0
votes
0
answers
24
GATE Electrical 2017 Set 1 | Question: 43
In the circuit shown below, the maximum power transferred to the resistor $R$ is ______ W.
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new
Feb 27, 2017
by
Arjun
9.3k
points
gate2017-ee-1
numerical-answers
0
votes
0
answers
25
GATE Electrical 2017 Set 1 | Question: 36
The output expression for the Karnaugh map shown below is $B \overline{D}+BCD$ $B \overline{D}+AB$ $\overline{B}D+ABC$ $B \overline{D}+ABC$
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Analog and Digital Electronics
Feb 27, 2017
by
Arjun
9.3k
points
gate2017-ee-1
analog-and-digital-electronics
boolean-algebra
k-map
0
votes
0
answers
26
GATE Electrical 2017 Set 1 | Question: 39
A load is supplied by a $230$ V, $50$ Hz source. The active power $P$ and the reactive power $Q$ consumed by the load are such that $1kW \leq P \leq 2kW$ and $1kVAR \leq Q \leq 2kVAR$. A capacitor connected across the load for power factor ... power factor after power factor correction is $0.447 \text{ lag}$ $0.707 \text{ lag}$ $0.894 \text{ lag}$ $1$
Arjun
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new
Feb 27, 2017
by
Arjun
9.3k
points
gate2017-ee-1
0
votes
0
answers
27
GATE Electrical 2017 Set 1 | Question: 34
The load shown in the figure is supplied by a $400$V (line-to-line), $3$-phase source (RYB sequence). The load is balanced and inductive, drawing $3464$ VA. When the switch $S$ is in position $N$, the three watt-meters $W_{1}, W_{2},$ and $W_{3}$ ... $W_1=0$; $W_2=1732$; and $W_3=0$ $W_1=866$; $W_2=0$; and $W_3=866$ $W_1=W_2=0$ and $W_3=1732$
Arjun
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new
Feb 27, 2017
by
Arjun
9.3k
points
gate2017-ee-1
0
votes
0
answers
28
GATE Electrical 2017 Set 1 | Question: 33
The transfer function of the system $Y(s)/U(s)$ ... $\frac{(s-4)}{(s^{2}+s-4)} \\ $ $\frac{(s+4)}{(s^{2}-s-4)} \\$
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new
Feb 27, 2017
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Arjun
9.3k
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gate2017-ee-1
0
votes
0
answers
29
GATE Electrical 2017 Set 1 | Question: 32
In the system whose signal flow graph is shown in the figure, $U_{1}(s)$ and $U_{2}(s)$ are inputs. The transfer function $\frac{Y(s)}{U_{1}(s)}$ is $\frac{k_{1}}{J Ls^{2}+J Rs+k_{1}k_{2}}$ $\frac{k_{1}}{J Ls^{2}-J Rs-k_{1}k_{2}}$ ... $\frac{k_{1}-U_{2}(sL-R)}{J Ls^{2}-(J R+U_{2}L)s-k_{1}k_{2}+U_{2}R}$
Arjun
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new
Feb 27, 2017
by
Arjun
9.3k
points
gate2017-ee-1
0
votes
0
answers
30
GATE Electrical 2017 Set 1 | Question: 31
Let the signal $x(t)=\sum_{k=-\infty }^{+\infty } (-1)^{k} \delta (t-\frac{k}{2000})$ be passed through an LTI system with frequency response $H(\omega )$ ... $2000+2000\cos (2000 \pi t)+2000\cos (4000 \pi t)$ $4000\cos (2000 \pi t)$ $2000\cos (2000 \pi t)$
Arjun
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new
Feb 27, 2017
by
Arjun
9.3k
points
gate2017-ee-1
0
votes
0
answers
31
GATE Electrical 2017 Set 1 | Question: 41
The switch in the figure below was closed for a long time. It is opened at $t=0$. The current in the inductor of $2$H for $t \geq 0$, is $2.5e^{-4t}$ $5e^{-4t}$ $2.5e^{-0.25t}$ $5e^{-0.25t}$
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new
Feb 27, 2017
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Arjun
9.3k
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gate2017-ee-1
0
votes
0
answers
32
GATE Electrical 2017 Set 1 | Question: 35
The approximate transfer characteristic for the circuit shown below with an ideal operational amplifier and diode will be
Arjun
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new
Feb 27, 2017
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Arjun
9.3k
points
gate2017-ee-1
0
votes
0
answers
33
GATE Electrical 2017 Set 1 | Question: 40
The bus admittance matrix for a power system network is $\begin{bmatrix} -j39.9 & j20 & j20\\ j20 & -j39.9 & j20 \\ j20 & j20 & -j39.9 \end{bmatrix} pu.$ There is a transmission line, connected between buses $1$ and $3$, ...
Arjun
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Others
Feb 27, 2017
by
Arjun
9.3k
points
gate2017-ee-1
0
votes
0
answers
34
GATE Electrical 2017 Set 1 | Question: 38
The input voltage $V_{DC}$ of the buck-boost converter shown below varies from $32$V to $72$V. Assume that all components are ideal, inductor current is continuous, and output voltage is ripple free. The range of duty ratio $D$ of the converter for which the magnitude of the ... $0 \leq D \leq 1$ $\frac{1}{3}\leq D \leq \frac{2}{3}$
Arjun
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new
Feb 27, 2017
by
Arjun
9.3k
points
gate2017-ee-1
0
votes
0
answers
35
GATE Electrical 2017 Set 1 | Question: 37
The logical gate implemented using the circuit shown below where $V_{1}$ and $V_{2}$ are inputs (with $0$V as digital $0$ and $5$V as digital $1$) and $V_{out}$ is the output, is NOT NOR NAND XOR
Arjun
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new
Feb 27, 2017
by
Arjun
9.3k
points
gate2017-ee-1
0
votes
0
answers
36
GATE Electrical 2017 Set 1 | Question: 30
Let a causal LTI system be characterised by the following differential equation, with initial rest condition $\frac{d^{2}y}{dt^{2}}+7\frac{dy}{dt}+10y (t)=4x(t)+5\frac{dx(t)}{dt}$ where, $x(t)$ and $y(t)$ are the input and output respectively. The impulse response of the system ... $7e^{-2t}u(t)-2e^{-5t}u(t)$ $-7e^{-2t}u(t)+2e^{-5t}u(t)$
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Differential Equations
Feb 27, 2017
by
Arjun
9.3k
points
gate2017-ee-1
differential-equations
0
votes
0
answers
37
GATE Electrical 2017 Set 1 | Question: 28
Consider the line integral $I=\int_{c} (x^{2}+iy^{2})dz$, where $z=x+iy$. The line $c$ is shown in the figure below. The value of $I$ is $\frac{1}{2}i \\ $ $\frac{2}{3}i \\ $ $\frac{3}{4}i \\ $ $\frac{4}{5}i$
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Calculus
Feb 27, 2017
by
Arjun
9.3k
points
gate2017-ee-1
calculus
line-integral
0
votes
0
answers
38
GATE Electrical 2017 Set 1 | Question: 27
Consider the differential equation $(t^{2}-81)\frac{dy}{dt}+5t y=\sin(t)$ with $y(1)=2 \pi$. There exists a unique solution for this differential equation when $t$ belongs to the interval $(-2, 2)$ $(-10, 10)$ $(-10, 2)$ $(0, 10)$
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Differential Equations
Feb 27, 2017
by
Arjun
9.3k
points
gate2017-ee-1
differential-equations
0
votes
0
answers
39
GATE Electrical 2017 Set 1 | Question: 26
A function $f(x)$ is defined as $f(x)= \begin{cases} e^{x}, & x < 1 \\ \text{In } x+ax^{2}+bx, & x\geq 1 \end{cases}$, where $x \in \mathbb{R}$ Which one of the following statement is TRUE? $f(x)$ is NOT differentiable at $x=1$ ... for all values of $a$ and $b$ such that $a+b=e$. $f(x)$ is differentiable at $x=1$ for all values of $a$ and $b$.
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Calculus
Feb 27, 2017
by
Arjun
9.3k
points
gate2017-ee-1
calculus
continuity-and-differentiability
0
votes
0
answers
40
GATE Electrical 2017 Set 1 | Question: 25
A $3$-phase voltage source inverter is supplied from a $600V$ DC source as shown in the figure below. For a star connected resistive load of $20\Omega$ per phase, the load power for $120^{\circ}$ device conduction, in kW, is ________.
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new
Feb 27, 2017
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Arjun
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gate2017-ee-1
numerical-answers
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