Electrical Engineering (EE) Exam > Electrical Engineering (EE) Tests > Test: Frequency - Domain Analysis - Electrical Engineering (EE) MCQ

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Test: Frequency - Domain Analysis - Question 1

An under damped second order system having a transfer function of the form

has a frequency response plot shown in fig.

Q. The system gain K is

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Test: Frequency - Domain Analysis - Question 2

An under damped second order system having a transfer function of the form

has a frequency response plot shown in fig.

Q. The damping factor ξ is approximately

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Test: Frequency - Domain Analysis - Question 3

Consider the Bode plot of a ufb system shown in fig.

Q. The steady state error corresponding to a rampinput is

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Test: Frequency - Domain Analysis - Question 4

Consider the Bode plot of a ufb system shown in fig.

The damping ratio is

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Test: Frequency - Domain Analysis - Question 5

The Nyquist plot of a open-loop transfer function G(jω)H(jω) of a system encloses the (-1, j0) point. The gain margin of the system is

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Test: Frequency - Domain Analysis - Question 6

Consider a ufb system

The angle of asymptote, which the Nyquist plotapproaches as ω → 0 is

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Test: Frequency - Domain Analysis - Question 7

If the gain margin of a certain feedback system isgiven as 20 dB, the Nyquist plot will cross the negativereal axis at the point

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Test: Frequency - Domain Analysis - Question 8

The transfer function of an open-loop system is

The Nyquist plot will be of the form

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Test: Frequency - Domain Analysis - Question 9

Consider a ufb system whose open-loop transfer function is

The Nyquist plot for this system is

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Test: Frequency - Domain Analysis - Question 10

The open loop transfer function of a system is

The Nyquist plot for this system is

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Test: Frequency - Domain Analysis - Question 11

For the certain unity feedback system

The Nyquist plot is

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Test: Frequency - Domain Analysis - Question 12

The Nyquist plot of a system is shown in fig. The open-loop transfer function is

The no. of poles of closed loop system in RHP are

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Test: Frequency - Domain Analysis - Question 13

The open-loop transfer function of a feedback control system is

Q. The Nyquist plot for this system is

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Test: Frequency - Domain Analysis - Question 14

If the damping of the system becomes equal to zero, which condition of the resonant frequency is likely to occur?

Test: Frequency - Domain Analysis - Question 15

A unity feedback system has the open loop transfer function G(s)=1/((s−1)(s+2)(s+3))

The Nyquist plot of GG encircle the origin

Test: Frequency - Domain Analysis - Question 16

The open-loop transfer function of a feedback system is

Q. The Nyquist plot of this system is

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Test: Frequency - Domain Analysis - Question 17

The open-loop transfer function of a feedback system is

The system is stable for K

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Test: Frequency - Domain Analysis - Question 18

A unity feedback system has open-loop transfer function

Q. The Nyquist plot for the system is

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Test: Frequency - Domain Analysis - Question 19

A unity feedback system has open-loop transfer function

Q. The phase crossover and gain crossover frequenciesare

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Test: Frequency - Domain Analysis - Question 20

A unity feedback system has open-loop transfer function

The gain margin and phase margin are

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