GATE EE topic:electrical-engineering PYQs & Answers — Page 30

Questions 291–300 of 715. Imported answers require independent review unless marked reviewed.

In the circuit shown below, the switch

is closed at

. The magnitude of the steady state voltage, in volts, across the 6

resistor is ________. (round off to two decimal places)

Diagram for Electrical Engineering question 31

You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answer

A single-phase full-bridge diode rectifier feeds a resistive load of 50

from a 200 V, 50 Hz single phase AC supply. If the diodes are ideal, then the active power, in watts, drawn by the load is ____________. (round off to nearest integer).

You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answer

The voltage at the input of an AC-DC rectifier is given by

where

rad/s. The input current drawn by the rectifier is given by

The input power factor, (rounded off to two decimal places), is __________________ lag.

You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answer

Two balanced three-phase loads, as shown in the figure, are connected to a 100

V, three-phase, 50 Hz main supply. Given

and

. The ammeter reading, in amperes, is ________. (round off to nearest integer)

Diagram for Electrical Engineering question 34

You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answer

The frequencies of the stator and rotor currents flowing in a three-phase 8-pole induction motor are 40 Hz and 1 Hz, respectively. The motor speed, in rpm, is ________________. (round off to nearest integer)

You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answer

The output impedance of a non-ideal operational amplifier is denoted by

. The variation in the magnitude of

with increasing frequency,

, in the circuit shown below, is best represented by

Diagram for Electrical Engineering question 36

Your answerChoose one option.

Diagram for Electrical Engineering question 36 (figure 2)

Diagram for Electrical Engineering question 36 (figure 3)

Diagram for Electrical Engineering question 36 (figure 4)

Diagram for Electrical Engineering question 36 (figure 5)

You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answer

An LTI system is shown in the figure where

The steady state output of the system, to the input

, is given as

. The values of ‘

’ and ‘

’ will be

Diagram for Electrical Engineering question 37

Your answerChoose one option.

You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answer

The open loop transfer function of a unity gain negative feedback system is given as

. The Nyquist contour in the s-plane encloses the entire right half plane and a small neighbourhood around the origin in the left half plane, as shown in the figure below. The number of encirclements of the point (

) by the Nyquist plot of

, corresponding to the Nyquist contour, is denoted as

. Then

equals to

Diagram for Electrical Engineering question 38

Your answerChoose one option.

You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answer

The damping ratio and undamped natural frequency of a closed loop system as shown in the figure, are denoted as

and

, respectively. The values of

and

are

Diagram for Electrical Engineering question 39

Your answerChoose one option.

and

You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answer

denotes the exponential of a square matrix

. Suppose

is an eigenvalue and

is the corresponding eigen-vector of matrix

. Consider the following two statements: Statement 1:

is an eigenvalue of

. Statement 2:

is an eigen-vector of

. Which one of the following options is correct?

Your answerChoose one option.

Statement 1 is true and statement 2 is false.

Statement 1 is false and statement 2 is true.

Both the statements are correct.

Both the statements are false.

You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answer

GATE EE topic:electrical-engineering PYQs

Question 31

Question 32

Question 33

Question 34

Question 35

Question 36

Question 37

Question 38

Question 39

Question 40