Instrumentation-FREQUENCY RESPONSE ANALYSIS

Welcome to your Quiz .This quiz is about FREQUENCY RESPONSE ANALYSIS .it contains 10 questions

1.

For a stable closed loop system, the gain at phase crossover frequency should always be:

< 20 dB

> 0 dB

> 6 dB

< 6 dB

2.

Nichol’s chart:

Plot of loop gain with the variation in frequency

Constant gain and constant phase shift loci of the closed-loop system.

Circles of constant gain for the closed loop transfer function

Circles of constant phase shift for the closed loop transfer function

3.

Scientist Nyquist have contribution in:

Asymptotic plots

Polar plots

Root locus technique

4.

Constant M- loci:

Constant gain and constant phase shift loci of the closed-loop system.

) Plot of loop gain with the variation in frequency

Circles of constant gain for the closed loop transfer function

Circles of constant phase shift for the closed loop transfer function

5.

If the gain of the open loop system is doubled, the gain of the system is :

Not affected

Doubled

Halved

One fourth of the original value

6.

Which one of the following methods can determine the closed loop system resonance frequency
operation?

Root locus method

Nyquist method

M and N circle

7.

Which one of the following statements is correct? Nichol’s chart is useful for the detailed study of:

Closed loop frequency response

Open loop frequency response

Close loop and open loop frequency responses

8.

Scientist Bode have contribution in :

Asymptotic plots

Polar plots

Root locus technique

Constant M and n circle

9.

A system has poles at 0.01 Hz, 1 Hz and 80Hz, zeroes at 5Hz, 100Hz and 200Hz. The approximate
phase of the system response at 20 Hz is :

-90°

90°

0

-180°

10.

Constant N-loci:

Constant gain and constant phase shift loci of the closed-loop system.

Plot of loop gain with the variation in frequency

Circles of constant gain for the closed loop transfer function

Circles of constant phase shift for the closed loop transfer function

Welcome to your Quiz .This quiz is about FREQUENCY RESPONSE ANALYSIS .it contains 10 questions

For a stable closed loop system, the gain at phase crossover frequency should always be:

Nichol’s chart:

Scientist Nyquist have contribution in:

Constant M- loci:

If the gain of the open loop system is doubled, the gain of the system is :

Which one of the following methods can determine the closed loop system resonance frequency
operation?

Which one of the following statements is correct? Nichol’s chart is useful for the detailed study of:

Scientist Bode have contribution in :

A system has poles at 0.01 Hz, 1 Hz and 80Hz, zeroes at 5Hz, 100Hz and 200Hz. The approximate
phase of the system response at 20 Hz is :

Constant N-loci:

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Welcome to your Quiz .This quiz is about FREQUENCY RESPONSE ANALYSIS .it contains 10 questions

For a stable closed loop system, the gain at phase crossover frequency should always be:

Nichol’s chart:

Scientist Nyquist have contribution in:

Constant M- loci:

If the gain of the open loop system is doubled, the gain of the system is :

Which one of the following methods can determine the closed loop system resonance frequency operation?

Which one of the following statements is correct? Nichol’s chart is useful for the detailed study of:

Scientist Bode have contribution in :

A system has poles at 0.01 Hz, 1 Hz and 80Hz, zeroes at 5Hz, 100Hz and 200Hz. The approximate phase of the system response at 20 Hz is :

Constant N-loci:

LEAVE A REPLY Cancel reply

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Which one of the following methods can determine the closed loop system resonance frequency
operation?

A system has poles at 0.01 Hz, 1 Hz and 80Hz, zeroes at 5Hz, 100Hz and 200Hz. The approximate
phase of the system response at 20 Hz is :