Electronics and Communication GATE 2023 Questions with Answer

Ques 40 Engineering Mathematics


The value of the integral ∫∫R xy dx dy over the region R, given in the figure, is ____ (rounded off to the nearest integer).

1 is the correct answer.


Ques 41 GA


I cannot support this proposal. My ____ will not permit it.

A

conscious

B

consensus

C

conscience

D

consent


Ques 42 GA


Courts : _______ : : Parliament : Legislature (By word meaning)

A

Judiciary

B

Executive

C

Governmental

D

Legal


Ques 43 GA


What is the smallest number with distinct digits whose digits add up to 45?

A

123555789

B

123457869

C

123456789

D

99999


Ques 44 GA


In a class of 100 students,
(i) there are 30 students who neither like romantic movies nor comedy movies,
(ii)the number of students who like romantic movies is twice the number of students who like comedy movies, and
(iii) the number of students who like both romantic movies and comedy movies is 20.
How many students in the class like romantic movies?

A

40

B

20

C

60

D

30


Ques 45 GA


How many rectangles are present in the given figure?

A

8

B

9

C

10

D

12


Ques 46 GA


Forestland is a planet inhabited by different kinds of creatures. Among other creatures, it is populated by animals all of whom are ferocious. There are also creatures that have claws, and some that do not. All creatures that have claws are ferocious.
Based only on the information provided above, which one of the following options can be logically inferred with certainty?

A

All creatures with claws are animals.

B

Some creatures with claws are non-ferocious.

C

Some non-ferocious creatures have claws.

D

Some ferocious creatures are creatures with claws.


Ques 47 GA


Which one of the following options can be inferred from the given passage alone? When I was a kid, I was partial to stories about other worlds and interplanetary travel. I used to imagine that I could just gaze off into space and be whisked to another planet. [Excerpt from The Truth about Stories by T. King]

A

It is a child's description of what he or she likes.

B

It is an adult's memory of what he or she liked as a child.

C

The child in the passage read stories about interplanetary travel only in parts.

D

It teaches us that stories are good for children.


Ques 48 GA


A 100 cm × 32 cm rectangular sheet is folded 5 times. Each time the sheet is folded, the long edge aligns with its opposite side. Eventually, the folded sheet is a rectangle of dimensions 100 cm × 1 cm. The total number of creases visible when the sheet is unfolded is

A

32

B

5

C

31

D

63


Ques 49 Information Theory


The frequency of occurrence of 8 symbols (a-h) is shown in the table below. A symbol is chosen and it is determined by asking a series of "yes/no" questions which are assumed to be truthfully answered. The average number of questions when asked in the most efficient sequence, to determine the chosen symbol, is ____ (rounded off to two decimal places).

1.73 is the correct answer.


Ques 50 Network Theory


A series RLC circuit has a quality factor Q of 1000 at a center frequency of 106 rad/s. The possible values of R, L and C are

A

R = 1 Ω, L = 1 μH and C = 1 μF

B

R = 0.1 Ω, L = 1 μH and C = 1 μF

C

R = 0.01 Ω, L = 1 μH and C = 1 μF

D

R = 0.001 Ω, L = 1 μH and C = 1 μF


Ques 51 Network Theory


For the two port network shown below, the [Y]-parameters is given as

The value of load impedance ZL, in Ω, for maximum power transfer will be ____ (rounded off to the nearest integer).

150 is the correct answer.


Ques 52 Network Theory


In the circuit shown below, switch S was closed for a long time. If the switch is opened at t=0, the maximum magnitude of the voltage VR in volts, is ____ (rounded off to the nearest integer).

10 is the correct answer.


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