gate mock paper ece.pdf
-
Upload
shivam-singh -
Category
Documents
-
view
46 -
download
0
description
Transcript of gate mock paper ece.pdf
-
1/14/2016 MADE EASY ONLINE TEST SERIES
http://s3.onlinetestseriesmadeeasy.in/madeeasy/index.php?pageName=timeManagementReport&testid=820&t=a&testType=2 1/19
CBT 2016 Shivam Singh (Enroll User) Log Out
HOME
MY TEST
MY PROFILE
BUY PACKAGE
Ask an Expert
SCORE CARD TIME MANAGEMENT QUESTIONS REPORT SOLUTION
COMPARE YOUR SELF
TOPIC REPORT
Solution Report For Full Syllabus Test-18 : Advance LevelRepresent whole test solution w ith correct and incorrect answers.
View Your Test Analysis
Q.No
Question Status
Q.1
Not Attempt Correct Ans. a
SolutionHave any doubt?FAQ?
The maximum number of students, among whom 429 mangoes and 715oranges can be equally distributed, are
a. 143
b. 173
c. 133
d. 193
Q.2
Attempt Correct Correct Ans. c
SolutionHave any doubt?FAQ?
Choose the most appropriate word from the options given below tocomplete the following sentence: While we ____________ understand therisks, we feel that the tour should continue.
a. deeply
b. hardly
c. fully
d. strongly
Q.3 Given below are 4 pair of words. In 3 of the pairs, the words are having a
meaning similar to each other whereas in one of the pairs, it is the
REPORTS
NEWS
-
1/14/2016 MADE EASY ONLINE TEST SERIES
http://s3.onlinetestseriesmadeeasy.in/madeeasy/index.php?pageName=timeManagementReport&testid=820&t=a&testType=2 2/19
Not Attempt Correct Ans. a
SolutionHave any doubt?FAQ?
opposite. Identify the option where the words do not have similar meaning.
a. CONTRAPTION - SIMPLE
b. INSCRUTABLE - ENIGMATIC
c. JOCUND - MERRY
d. LOUCHE - INDECENT
Q.4
Attempt Correct Correct Ans. c
SolutionHave any doubt?FAQ?
Given below is a sentence divided in 3 parts labeled a, b and c. One ofthe parts may contain an error grammatical or otherwise. Mark the optionout of these 3 in case any of the 3 parts has an error. If all 3 parts are errorfree, mark d as your answer.
a. When he was asked what is wrong with him,
b. he said that he was not well,
c. and asked for leave of absence for one day.
d. No error
Q.5
Not Attempt Correct Ans. 800
SolutionHave any doubt?FAQ?
Raja and Joseph start from their school to walk towards their hostel. The
distance covered by Raja in 3 steps is identical to the distance covered by
Joseph in 4 steps while the time taken by both of them to cover a step is
identical. At a particular instance of time when both of them had covered
800 steps each, the distance between them was 300 m. Now, Raja cuts
down the length of his step by 1/3rd and Joseph increase the length of his
step by 20% with time taken to cover a step by both remaining identical.
Both will be at the same spot at the same time in __________ more steps.
Q.6
Attempt Correct Correct Ans. b
SolutionHave any doubt?FAQ?
Six friends Madan, Manoj, Meher, Milind, Molly and Munish are sittingaround a circular table in such a way that neither Meher nor Milind isopposite to Molly or Munish. Madan is not sitting adjacent to Milind andMolly is to the right of Munish. Who is sitting opposite to Milind?
a. Madan
b. Meher
c. Manoj
d. Molly
-
1/14/2016 MADE EASY ONLINE TEST SERIES
http://s3.onlinetestseriesmadeeasy.in/madeeasy/index.php?pageName=timeManagementReport&testid=820&t=a&testType=2 3/19
Q.7
Not Attempt Correct Ans. d
SolutionHave any doubt?FAQ?
Ramnathan wanted to buy a few pencils and erasers from the stationary
shop. If each pencil costs Rs 6 and an eraser costs Rs 9, what is the
possible difference in the number of pencils and erasers bought by him if
he decided to spend Rs 57?
a. 7
b. 3
c. 2
d. all of these
Q.8
Not Attempt Correct Ans. c
SolutionHave any doubt?FAQ?
Two coins are tossed 4 times then the probability that there will be equal
number of heads and tails is
a.
b.
c.
d.
Q.9
Attempt Incorrect Your Ans. a Correct Ans. c
SolutionHave any doubt?FAQ?
The question below consists of a pair of related words followed by four
pairs of words. Select the pair the best expresses the relation in the
original pair.
DAMPEN : RESTRAIN
a. Stagnate : Flow
b. Purify : Liquify
c. Dilate : Expand
d. Melt : Disband
Q.10 From a group of 61 students, each student appears for at least one of the 3
papers i.e. GATE, ESE or SSC. Out of the students appearing for SSC, the
-
1/14/2016 MADE EASY ONLINE TEST SERIES
http://s3.onlinetestseriesmadeeasy.in/madeeasy/index.php?pageName=timeManagementReport&testid=820&t=a&testType=2 4/19
Attempt Incorrect Your Ans. 24 Correct Ans. 6
SolutionHave any doubt?FAQ?
number of students appearing for ONLY SSC is equal to the number of
students who also appear for GATE. The number of students who appear
for only GATE is 3 more than the number of students who appear for all 3;
number of students who appear for ESE alone is higher than the previous
number by 5. If 32 students appear for ESE and 36 students appear for
exactly ONE exam, then the number of students appearing for all 3 exams
are ____________.
Q.11
Not Attempt Correct Ans. b
SolutionHave any doubt?FAQ?
Consider the circuit given below
Maximum power that can be transferred to RL is
a. 4 mW
b. 0.1 W
c. 1 mW
d. 0.4 W
Q.12 In the figure shown below
The type of feedback is
a. Voltage - shunt
b. Current - shunt
c. Current - series
d. Voltage - series
-
1/14/2016 MADE EASY ONLINE TEST SERIES
http://s3.onlinetestseriesmadeeasy.in/madeeasy/index.php?pageName=timeManagementReport&testid=820&t=a&testType=2 5/19
Attempt Correct Correct Ans. d
SolutionHave any doubt?FAQ?
Q.13
Attempt Correct Correct Ans. a
SolutionHave any doubt?FAQ?
Consider each gate has finite propagation delay in the circuit shown below.
The circuit works as clock generator the if
a. X = 0
b. X = 1
c. X = Y
d. X = 0 or 1
Q.14
Attempt Correct Correct Ans. c
SolutionHave any doubt?FAQ?
The odd component of the signal x(t) = ejt is
a. sin t
b. cos t
c. j sin t
d. j cos t
Q.15
Attempt Correct Correct Ans. b
SolutionHave any doubt?FAQ?
The leakage current of a transistor are ICBO = 1 A and ICEO = 0.1 mA. If IB =
10 A, then the value of is
a. 100
b. 99
c. 101
d. 98
Q.16 The unit step response of a second order linear system with zero initial
state is given by
c(t) = 1+1.2 exp ( 6t) sin(8t tan11.33); t 0.
The damping ratio and undamped natural frequency of oscillation is
-
1/14/2016 MADE EASY ONLINE TEST SERIES
http://s3.onlinetestseriesmadeeasy.in/madeeasy/index.php?pageName=timeManagementReport&testid=820&t=a&testType=2 6/19
Attempt Correct Correct Ans. a
SolutionHave any doubt?FAQ?
respectively
a. 0.6 and 10 rad/sec
b. 0.8 and 8 rad/sec
c. 0.6 and 8 rad/sec
d. 0.8 and 10 rad/sec
Q.17
Attempt Correct Correct Ans. c
SolutionHave any doubt?FAQ?
The value of R in the circuit shown below so that the current in branch CD is
zero is
a. 20
b. 30
c. 40
d. 50
Q.18
Attempt Correct Correct Ans. c
SolutionHave any doubt?FAQ?
The circuit shown below the output voltage is
a. V2 V1
b. V2 + V1
c. 2(V2 V1)
d. 2(V2 + V1)
Q.19 In a reverse biased semi-conductor p -n junction diode, if the depletion
-
1/14/2016 MADE EASY ONLINE TEST SERIES
http://s3.onlinetestseriesmadeeasy.in/madeeasy/index.php?pageName=timeManagementReport&testid=820&t=a&testType=2 7/19
Attempt Correct Correct Ans. b
SolutionHave any doubt?FAQ?
width doubles then it can be inferred that the
a. reverse voltage is doubled.
b. reverse voltage is 4 times the previous value.
c. reverse voltage is one fourth of the previous value.
d. reverse voltage have be removed.
Q.20
Attempt Correct Correct Ans. c
SolutionHave any doubt?FAQ?
The impulse response of a system is h(t) = t u(t). For an input u(t 1), the
output is
a.
b.
c.
d.
Q.21
Not Attempt Correct Ans. b
SolutionHave any doubt?FAQ?
A 1 kHz sinusoidal signal is ideally sampled at 1400 samples/sec and thesampled signal is passed through an ideal low-pass filter with cut-offfrequency 700 Hz. The output signal has the frequency
a. 0 kHz
b. 0.4 kHz
c. 0.6 kHz
d. 0.8 kHz
Q.22 A pair of fair dice is thrown independently three times. The probability ofgetting a score of exactly 9 twice is
a.
b.
-
1/14/2016 MADE EASY ONLINE TEST SERIES
http://s3.onlinetestseriesmadeeasy.in/madeeasy/index.php?pageName=timeManagementReport&testid=820&t=a&testType=2 8/19
Attempt Correct Correct Ans. c
SolutionHave any doubt?FAQ?
c.
d.
Q.23
Not Attempt Correct Ans. b
SolutionHave any doubt?FAQ?
The solution of the differential equation yd x + (x + x 2y)dy = 0 is
a.
b.
c.
d. logy = Cx
Q.24
Attempt Incorrect Your Ans. 1.414 Correct Ans. 2
SolutionHave any doubt?FAQ?
The transfer function of a network can be written as . The
maximum phase angle occurs at a frequency of _______ rad/sec.
Q.25
Not Attempt Correct Ans. 9.60 (9.00 - 10.00)
SolutionHave any doubt?FAQ?
Consider a short dipole operating at 5 MHz. The distance at whichmagnitude of induction and radiation fields are equal is ____________ m.(Assume air medium)
Q.26
Attempt Incorrect Your Ans. 10 Correct Ans. 9
If a feedback control system has its open loop transfer function
and its root locus plot intersects the
imaginary axis at s = 0; then the value of K at this point will be ________.
-
1/14/2016 MADE EASY ONLINE TEST SERIES
http://s3.onlinetestseriesmadeeasy.in/madeeasy/index.php?pageName=timeManagementReport&testid=820&t=a&testType=2 9/19
SolutionHave any doubt?FAQ?
Q.27
Attempt Correct Correct Ans. 4
SolutionHave any doubt?FAQ?
A signal x(t) and its transformed signal y(t) are shown in figure below.
If y (t) = x(at + 20) then the value of a is _______ .
Q.28
Attempt Correct Correct Ans. 13.20 (13.00 - 13.50)
SolutionHave any doubt?FAQ?
Consider the parallel R, L, C circuit given below.
= _______ A
Q.29
Not Attempt Correct Ans. 9.16 (9.00 - 9.50)
SolutionHave any doubt?FAQ?
The forward path transfer function of a unity feedback system is given by
The gain cross over frequency, if phase margin of the system is 5 is
_______ rad/sec
Q.30
Not Attempt Correct Ans. 1.08 (1.00 - 1.20)
SolutionHave any doubt?FAQ?
A linear delta modulator is designed operate on speech signals limited to
3.4 kHz and step size of 100 mV. If modulator is tested with a 1 kHz
sinusoidal signal the maximum amplitude of the test signal permissible to
avoid slope overload is _______ V.
(Assume that signal is sampled at 10 times of Nyquist rate)
Q.31
-
1/14/2016 MADE EASY ONLINE TEST SERIES
http://s3.onlinetestseriesmadeeasy.in/madeeasy/index.php?pageName=timeManagementReport&testid=820&t=a&testType=2 10/19
Attempt Correct Correct Ans. 500
SolutionHave any doubt?FAQ?
If the drift velocity of holes under a electric field gradient of 100 V/m is 5
m/s, then their mobility is ______ cm2/V-sec
Q.32
Not Attempt Correct Ans. 0.667 (0.50 - 1.00)
SolutionHave any doubt?FAQ?
Consider the two port circuit given below
hybrid parameter h12 for the circuit is ________ .
Q.33
Not Attempt Correct Ans. 43.01 (42.50 - 43.50)
SolutionHave any doubt?FAQ?
An elliptically polarized wave travelling in the +z direction in a medium,
which has r = 2.3 and r = 3.5 is
Ex = 2 sin(t z) V/m
Ey = 4 sin (t z + 75) V/m
The average power conveyed by the wave in an area of 2 m2 is ______mW.
Q.34
Not Attempt Correct Ans. 2
SolutionHave any doubt?FAQ?
Let 1 be a cube root of unity and S be the set of all non-singular
matrices of the form where each of a, b and c is either or
2. Then the number of distinct matrices in the set S is _____.
Q.35 The Newton-Raphson method is used to find the roots of the equation
f(x) = x cos x 0 x 1
If the initial guess for the root is 0.5, then the value of x after the first
-
1/14/2016 MADE EASY ONLINE TEST SERIES
http://s3.onlinetestseriesmadeeasy.in/madeeasy/index.php?pageName=timeManagementReport&testid=820&t=a&testType=2 11/19
Not Attempt Correct Ans. 0.38 (0.20 - 0.50)
SolutionHave any doubt?FAQ?
iteration is ___________.
Q.36
Not Attempt Correct Ans. d
SolutionHave any doubt?FAQ?
If an amplifier with gain of 1000 and feedback of = 0.1 has a gain
change of P% due to temperature and change in close loop gain of the
feedback amplifier is 0.2%.
The value of P is
a. 0
b. 5
c. 10
d. 20
Q.37
Not Attempt Correct Ans. b
SolutionHave any doubt?FAQ?
A resistive load is connected in series with a choke coil of internalresistance 5 across a power supply of 400 V, 50 Hz. A current of 20 A ispassing through load having a potential difference of 100 V across it. Thevalue of inductance and power factor circuit are respectively.
a. 110.32 mH, 0.5 lag
b. 55.16 mH, 0.5 lag
c. 73.22 mH, 0.64 lead
d. 146.44 mH, 0.64 lag
Q.38
Not Attempt Correct Ans. c
SolutionHave any doubt?FAQ?
If the z-transformed function is
The inverse z transform is
a. [1 (eT )n + 1] u[n 1]
b. [1 (eT)n - 1] u[n]
c. [1 (eT )n - 1] u[n 1]
d. [1 + (eT )n - 1] u[n 1]
Q.39 Consider the circuit below. Which one of the following options correctly
-
1/14/2016 MADE EASY ONLINE TEST SERIES
http://s3.onlinetestseriesmadeeasy.in/madeeasy/index.php?pageName=timeManagementReport&testid=820&t=a&testType=2 12/19
Attempt Correct Correct Ans. b
SolutionHave any doubt?FAQ?
represents f (X, Y, Z)?
a. Y(X + Z )
b. X(Y + Z )
c. Y(X + Z )
d. X(Y + Z )
Q.40
Not Attempt Correct Ans. d
SolutionHave any doubt?FAQ?
Let X and Y are independent random variable. Given that X has a uniform
distribution over 1 x 1 and Y = 2 and Y2 = 6. Another random process
W(t) is defined as W(t) = (Y + 3Xt) t
The mean square value of W(t) is
a. 0
b. 6 t 2
c. 3t 4
d. 6t 2 + 3t 4
Q.41 Consider the circuit shown in the figure below
The diode in the circuit are ideal. Determine which of the following
statements are true about the circuit.
a. Initially
D1 was ON and
D1 turned OFF at
t > .
-
1/14/2016 MADE EASY ONLINE TEST SERIES
http://s3.onlinetestseriesmadeeasy.in/madeeasy/index.php?pageName=timeManagementReport&testid=820&t=a&testType=2 13/19
Attempt Incorrect Your Ans. d Correct Ans. a
SolutionHave any doubt?FAQ?
b. Initially
D1 was ON and
D1 turned OFF at
t = .
c. Initially
D2 was ON and
D2 turned OFF at
t > .
d. Initially
D2 was ON and
D2 turned OFF at
t = .
Q.42
Not Attempt Correct Ans. a
SolutionHave any doubt?FAQ?
Given two binary FSK signals.
The minimum frequency separation of these two signals such that they are
orthogonal is
a.
b.
c.
d. None of these
Q.43
Attempt Correct Correct Ans. b
SolutionHave any doubt?FAQ?
Consider the circuit given below with initial state Q0 = 1, Q2 = Q1 = 0.
The state of the circuit is given by the value 4Q2 + 2Q1 + Q0. The output
states are
a. 1, 3, 4, 6, 7, 5, 2
b. 1, 2, 5, 3, 7, 6, 4
c. 1, 2, 7, 3, 5, 6, 7
d. 1, 3, 5, 7, 2, 6, 4
Q.44A signal x(t) = is
-
1/14/2016 MADE EASY ONLINE TEST SERIES
http://s3.onlinetestseriesmadeeasy.in/madeeasy/index.php?pageName=timeManagementReport&testid=820&t=a&testType=2 14/19
Not Attempt Correct Ans. b
SolutionHave any doubt?FAQ?
a. Periodic with period T = 1 unit
b. Non-periodic
c. Periodic with period T = 2 units
d. Periodic with period T = 5 units
Q.45
Attempt Correct Correct Ans. b
SolutionHave any doubt?FAQ?
Consider the figure given below. (Assume VT = 25 mV and = 100)
The voltage gain of the circuit is
a. 200
b. 400
c. 200
d. 400
Q.46
Attempt Incorrect Your Ans. a Correct Ans. b
SolutionHave any doubt?FAQ?
Consider an n-type silicon semiconductor. If the electric field intensityapplied to the material is increased from 2,000 V/cm to 8,000 V/cm, themobility of free electrons shall multiply by the factor.
a. 2
b.
c.
d.
Q.47
Not Attempt Correct Ans. a
SolutionHave any doubt?FAQ?
A amplitude modulated signal is converted into an SSB-SC signal by usingfrequency discrimination method. If the percentage power saving is foundto be 87.35%, the modulation index can be
a. 0.823
b. 1.432
c. 0.923
d. 0.532
-
1/14/2016 MADE EASY ONLINE TEST SERIES
http://s3.onlinetestseriesmadeeasy.in/madeeasy/index.php?pageName=timeManagementReport&testid=820&t=a&testType=2 15/19
Q.48
Not Attempt Correct Ans. c
SolutionHave any doubt?FAQ?
A plane wave is incident normally from air onto dielectric ( = 0, = r 0). If
the electric field of transmitted wave is 4 times the electric field of the
reflected wave, the value of r of dielectric is
a. 4
b. 2
c. 2.25
d. 1.5
Q.49 The magnitude plot of the Fourier transform of the signal
is
a.
b.
c.
-
1/14/2016 MADE EASY ONLINE TEST SERIES
http://s3.onlinetestseriesmadeeasy.in/madeeasy/index.php?pageName=timeManagementReport&testid=820&t=a&testType=2 16/19
Attempt Correct Correct Ans. d
SolutionHave any doubt?FAQ?
d.
Q.50
Not Attempt Correct Ans. d
SolutionHave any doubt?FAQ?
Consider an air-filled rectangular waveguide with dimensions a b (a > b)
positioned along z axis as shown in the figure
Let Ex, Ey, Ez are electric field components along x, y, z directions
respectively and Hx, Hy, Hz are magnetic field components along x, y, z
directions respectively. The non-zero field components exist for dominant
mode propagation are (Assume propagation along z -direction)
a. Ex, Ey, Hx, Hz
b. Ey, Hy, Hz
c. Ex, Hx, Hz
d. Ey, Hx, Hz
Q.51
Not Attempt Correct Ans. a
SolutionHave any doubt?FAQ?
is
a.
b.
c.
d. 0
Q.52
The area of the region bounded by the curves y = and y = 3 - is
-
1/14/2016 MADE EASY ONLINE TEST SERIES
http://s3.onlinetestseriesmadeeasy.in/madeeasy/index.php?pageName=timeManagementReport&testid=820&t=a&testType=2 17/19
Not Attempt Correct Ans. c
SolutionHave any doubt?FAQ?
a. 2 sq. units
b. 3 sq. units
c. 4 sq. units
d. 6 sq. units
Q.53
Not Attempt Correct Ans. 4
SolutionHave any doubt?FAQ?
The Laplace transform of f (t) shown in the figure is
The value of A + B + C + D is ________ .
Q.54
Attempt Correct Correct Ans. 50
SolutionHave any doubt?FAQ?
The impedance looking into nodes 1 and 2 in the given circuit is _____ .
Q.55
Attempt Correct Correct Ans. 1.33 (1.00 - 1.50)
SolutionHave any doubt?FAQ?
In the figure shown
The value of V1 for which Vout = 0 V will be _________ V.
Q.56
Not Attempt Correct Ans. 115.50 (115 - 116)
SolutionHave any doubt?FAQ?
In the circuit given below, the charge on capacitor at t = 0 sec is 90 C.
The charge on the capacitor at t = 10 msec is ______ C.
Q.57 The black box given in the figure below is designed using only 2 input basic
gates
-
1/14/2016 MADE EASY ONLINE TEST SERIES
http://s3.onlinetestseriesmadeeasy.in/madeeasy/index.php?pageName=timeManagementReport&testid=820&t=a&testType=2 18/19
Attempt Correct Correct Ans. 5
SolutionHave any doubt?FAQ?
The function f (A, B, C) = 1, whenever A, B are different and 0 otherwise. In
addition all the 3 inputs A, B, C are never same. The minimum total number
of gates required are _______.
Q.58
Not Attempt Correct Ans. 7.07 (6.80 - 7.20)
SolutionHave any doubt?FAQ?
The transient response of a second order system when subjected to unit
step input is found to have a peak overshoot of 16.2%, occurring at time t =
. If the system is subjected to a sinusoidal input of 1 V, then the
input frequency at which the steady state response will have maximum
value is _______ rad/sec.
Q.59
Not Attempt Correct Ans. 1
SolutionHave any doubt?FAQ?
Let x[n] be a discrete time signal whose 4-point DFT is x[k] = {6, 2 + j2, 2,
2 2j}, the value of x[1] is _______.
Q.60
Not Attempt Correct Ans. 54.14 (54.00 - 54.50
SolutionHave any doubt?FAQ?
The switch s1 is closed at t = 0 sec and switch s2 closed at t = 2 msec
The magnitude of voltage v(t) across the inductor at t = 200 msec is ______
V.
Q.61
Not Attempt Correct Ans. 36864
SolutionHave any doubt?FAQ?
The circuit given below is used by INTEL 8085 to generate to a chip select
logic
The size of memory can be addressed is ______ Bytes.
-
1/14/2016 MADE EASY ONLINE TEST SERIES
http://s3.onlinetestseriesmadeeasy.in/madeeasy/index.php?pageName=timeManagementReport&testid=820&t=a&testType=2 19/19
Q.62
Attempt Correct Correct Ans. 0.17 (0.10 - 0.30)
SolutionHave any doubt?FAQ?
Consider the block diagram shown below
Value of so that the step response has a maximum overshoot of 10% is
equal to_____.
Q.63
Attempt Incorrect Your Ans. 9 Correct Ans. 8
SolutionHave any doubt?FAQ?
A sampled signal that varies between 2 V and +2 V is quantized using B
bits. It is to be ensured that rms quantization error should be less than 5
mV. Value of B is ______ .
Q.64
Not Attempt Correct Ans. -12
SolutionHave any doubt?FAQ?
Taking for granted the general solution of is of
the form y = At 2 + Bt 3 for appropriate constants A and B, the value of y (2),
where y is the solution that also satisfies y (1) = 2 and y(1) = 1, is
____________.
Q.65
Attempt Incorrect Your Ans. 60 Correct Ans. 1.04 (0.90 - 1.20)
SolutionHave any doubt?FAQ?
If A = be such that A + A = I, then is equals to _____.