Control Systems-Bode and Root-Locus Plots [GATE (Graduate Aptitude Test in Engineering) Electronics]: Questions 1 - 3 of 12

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Question 1

Appeared in Year: 2018

Question Assertion-Reason▾

Assertion(Ꭺ)

The stability analysis of system with dead time can be conducted easily using the Bode plots. (July)

Reason(Ꭱ)

The magnitude plot of a system is unaffected by the presence of dead time.

Choices

Choice (4)Response

a.

Both Ꭺ and Ꭱ are true but Ꭱ is NOT the correct explanation of Ꭺ

b.

Ꭺ is true but Ꭱ is false

c.

Both Ꭺ and Ꭱ are true and Ꭱ is the correct explanation of Ꭺ

d.

Both Ꭺ and Ꭱ are false

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Question 2

Appeared in Year: 2016

Question MCQ▾

The effect of adding poles and zeros can be determined for determining phase and gain margin by

Choices

Choice (4)Response

a.

Bode plot

b.

Magnitude Vs phase plot

c.

Nyquist plot

d.

Nicholas plot

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Question 3

Appeared in Year: 2016

Question MCQ▾

Read the following statements:

(1) The gain crossover is a point on the plot at which the magnitude of is equal to 1.

(2) The gain crossover is a point on the plot at which the magnitude of is equal to 0.

(3) The gain crossover frequency, is the frequency of where

(4) The gain crossover frequency is the frequency of where

Which of the above statements are correct?

Choices

Choice (4)Response

a.

(1) and (3)

b.

(3) and (4)

c.

(1) and (2)

d.

(2) and (3)

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