GATE EE purpose:exam-prep PYQs & Answers — Page 64

Questions 631–640 of 715. Imported answers require independent review unless marked reviewed.

Topic practice 715 questionsPage 64 of 72

The mean square value of the given periodic waveform

is ________.

Diagram for Electrical Engineering question 23

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In the converter circuit shown below, the switches are controlled such that the load voltage

is a 400 Hz square wave.

Diagram for Electrical Engineering question 24

The RMS value of the fundamental component of

in volts is ________.

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The nominal-

circuit of a transmission line is shown in the figure.

Impedance

and reactance

. The magnitude of the characteristic impedance of the transmission line, in

, is ________. (Give the answer up to one decimal place.)

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A 3-phase voltage source inverter is supplied from a 600 V DC source as shown in the figure below.

Diagram for Electrical Engineering question 25

For a star connected resistive load of 20 Ω per phase, the load power for 120° device conduction, in kW, is ________.

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In a load flow problem solved by Newton-Raphson method with polar coordinates, the size of the Jacobian is

. If there are 20 PV buses in addition to PQ buses and a slack bus, the total number of buses in the system is ________.

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A function

is defined as

, where

. Which one of the following statements is TRUE?

Your answerChoose one option.

is NOT differentiable at

for any values of

and $b.

is differentiable at

for the unique values of

and $b.

is differentiable at

for all values of

and

such that

is differentiable at

for all values of

and

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Let

and

. Consider the composition of

and

, i.e.,

. The number of discontinuities in

present in the interval

is:

Your answerChoose one option.

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Consider the differential equation

with

. There exists a unique solution for this differential equation when

belongs to the interval

Your answerChoose one option.

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The value of the contour integral in the complex-plane

along the contour

, taken counter-clockwise is

Your answerChoose one option.

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Consider the line integral

, where

. The line

is shown in the figure below. The value of

Diagram for Electrical Engineering question 28

Your answerChoose one option.

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GATE EE purpose:exam-prep PYQs

Question 23

Question 24

Question 24

Question 25

Question 25

Question 26

Question 26

Question 27

Question 27

Question 28