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Practice Test: Gate Electrical Engineering GATE 2018 Paper - Electrical Engineering (EE) MCQ


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30 Questions MCQ Test - Practice Test: Gate Electrical Engineering GATE 2018 Paper

Practice Test: Gate Electrical Engineering GATE 2018 Paper for Electrical Engineering (EE) 2024 is part of Electrical Engineering (EE) preparation. The Practice Test: Gate Electrical Engineering GATE 2018 Paper questions and answers have been prepared according to the Electrical Engineering (EE) exam syllabus.The Practice Test: Gate Electrical Engineering GATE 2018 Paper MCQs are made for Electrical Engineering (EE) 2024 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Practice Test: Gate Electrical Engineering GATE 2018 Paper below.
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Practice Test: Gate Electrical Engineering GATE 2018 Paper - Question 1

“Since you have gone off the ________, the _________ sand is likely to damage the car.”

The words that best fill the blanks in the above sentence are

Practice Test: Gate Electrical Engineering GATE 2018 Paper - Question 2

“A common misconception among writers is that sentence structure mirrors thought; the more _________ the structure, the more complicated the ideas.”

The word that best fills the blank in the above sentence is

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Practice Test: Gate Electrical Engineering GATE 2018 Paper - Question 3

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 ________. 

Detailed Solution for Practice Test: Gate Electrical Engineering GATE 2018 Paper - Question 3

Intersection with jω axis can be found be Routh’s array
1 + G(s)H(s) = 0

Using Routh’s tabular form

The intersection point on the imaginary axis at s =0 is obtained by Routh Hurwitz criteria making s1 row zero and getting the value K = 9.

Practice Test: Gate Electrical Engineering GATE 2018 Paper - Question 4

For what values of k given below is  an integer?

Detailed Solution for Practice Test: Gate Electrical Engineering GATE 2018 Paper - Question 4

Practice Test: Gate Electrical Engineering GATE 2018 Paper - Question 5

Functions F(a, b) and G(a, b) are defined as follows:   represents the absolute value of x. What would be the value of G(F(1, 3), G(1, 3))?

Practice Test: Gate Electrical Engineering GATE 2018 Paper - Question 6

An e-mail password must contain three characters. The password has to contain one numeral from 0 to 9, one upper case and one lower case character from the English alphabet. How many distinct passwords are possible?

Practice Test: Gate Electrical Engineering GATE 2018 Paper - Question 7

In a certain code, AMCF is written as EQGJ and NKUF is written as ROYJ. How will DHLP be written in that code?

*Multiple options can be correct
Practice Test: Gate Electrical Engineering GATE 2018 Paper - Question 8

A class of twelve children has two more boys than girls. A group of three children are randomly picked from this class to accompany the teacher on a field trip. What is the probability that the group accompanying the teacher contains more girls than boys?

Practice Test: Gate Electrical Engineering GATE 2018 Paper - Question 9

A designer uses marbles of four different colours for his designs. The cost of each marble is the same, irrespective of the colour. The table below shows the percentage of marbles of each colour used in the current design. The cost of each marble increased by 25%. Therefore, the designer decided to reduce equal numbers of marbles of each colour to keep the total cost unchanged. What is the percentage of blue marbles in the new design? 

Practice Test: Gate Electrical Engineering GATE 2018 Paper - Question 10

P, Q, R and S crossed a lake in a boat that can hold a maximum of two persons, with only one set of oars. The following additional facts are available.
(i) The boat held two persons on each of the three forward trips across the lake and one person on each of the two return trips.
(ii) P is unable to row when someone else is in the boat.
(iii) Q is unable to row with anyone else except R.
(iv) Each person rowed for at least one trip.
(v) Only one person can row during a trip.
Who rowed twice?

Practice Test: Gate Electrical Engineering GATE 2018 Paper - Question 11

A single-phase 100 kVA, 1000 V / 100 V, 50 Hz transformer has a voltage drop of 5% across its series impedance at full load. Of this, 3% is due to resistance. The percentage regulation of the transformer at full load with 0.8 lagging power factor is

Practice Test: Gate Electrical Engineering GATE 2018 Paper - Question 12

In a salient pole synchronous motor, the developed reluctance torque attains the maximum value when the load angle in electrical degrees is

Practice Test: Gate Electrical Engineering GATE 2018 Paper - Question 13

A single phase fully controlled rectifier is supplying a load with an anti-parallel diode as shown in the figure. All switches and diodes are ideal. Which one of the following is true for instantaneous load voltage and current?
 

Practice Test: Gate Electrical Engineering GATE 2018 Paper - Question 14

Four power semiconductor devices are shown in the figure along with their relevant terminals. The device(s) that can carry dc current continuously in the direction shown when gated appropriately is (are)

Practice Test: Gate Electrical Engineering GATE 2018 Paper - Question 15

Two wattmeter method is used for measurement of power in a balanced three-phase load supplied from a balanced three-phase system. If one of the wattmeters reads half of the other (both positive), then the power factor of the load is

Practice Test: Gate Electrical Engineering GATE 2018 Paper - Question 16

Consider a lossy transmission line with V1 and V2 as the sending and receiving end voltages, respectively. Z and X are the series impedance and reactance of the line, respectively.  The steady-state stability limit for the transmission line will be

Practice Test: Gate Electrical Engineering GATE 2018 Paper - Question 17

The graph of a network has 8 nodes and 5 independent loops. The number of branches of the graph is

Practice Test: Gate Electrical Engineering GATE 2018 Paper - Question 18

In the figure, the voltages are The circuit is in sinusoidal steady state, and �� << ����. ��1, ��2 and ��3 are the average power outputs. Which one of the following statements is true?

Practice Test: Gate Electrical Engineering GATE 2018 Paper - Question 19

Match the transfer functions of the second-order systems with the nature of the systems given below.

Practice Test: Gate Electrical Engineering GATE 2018 Paper - Question 20

A positive charge of 1 nC is placed at (0, 0, 0.2) where all dimensions are in metres. Consider the x - y plane to be a conducting ground plane. Take 12 ε0= 8.85X10-12 F/m. The z component of the E field at (0, 0, 0.1) is closest to

Practice Test: Gate Electrical Engineering GATE 2018 Paper - Question 21

Let f be a real-valued function of a real variable defined as f ( x) = x 2 for x ≥ 0 , and 2f ( x) =- x2 for x < 0 . Which one of the following statements is true?

Practice Test: Gate Electrical Engineering GATE 2018 Paper - Question 22

The value of the directional derivative of the function at the point (2, -1, 1) in the direction of the vector is

Practice Test: Gate Electrical Engineering GATE 2018 Paper - Question 23

The value of the integral in counter clockwise direction around a circle C of radius 1 with center at the point z = −2 is

Practice Test: Gate Electrical Engineering GATE 2018 Paper - Question 24

In the logic circuit shown in the figure, Y is given by

Practice Test: Gate Electrical Engineering GATE 2018 Paper - Question 25

The op-amp shown in the figure is ideal. The input impedance  is given by

Practice Test: Gate Electrical Engineering GATE 2018 Paper - Question 26

A continuous-time input signal x(t) is an eigenfunction of an LTI system, if the output is

Practice Test: Gate Electrical Engineering GATE 2018 Paper - Question 27

Consider a non-singular 2×2 square matrix A . If trace(A) = 4 and trace (A 2 ) = 5 , the determinant of the matrix A is  _________(up to 1 decimal place).


Practice Test: Gate Electrical Engineering GATE 2018 Paper - Question 28

Let  f be a real-valued function of a real variable defined as denotes the largest integer less than or equal to x. The value of   is _______ (up  to 2 decimal places).


Practice Test: Gate Electrical Engineering GATE 2018 Paper - Question 29

In the two-port network shown, the h 11 parameter is _____________ (up to 2 decimal places).


Practice Test: Gate Electrical Engineering GATE 2018 Paper - Question 30

The series impedance matrix of a short three-phase transmission line in phase coordinates is . If the positive sequence impedance is , and the zero sequence is , then the imaginary part of is ______(up to 2 decimal places).


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