Electrical control systems

11. In a stable control system saturation can cause which of the following ?

Low-level oscillations
High-level oscillations
Conditional stability
Overdamping

Detailed SolutionIn

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a stable control system saturation can cause which of the following ?

12. Phase margin of a system is used to specify which of the following ?

Frequency response
Absolute stability
Relative stability
Time response

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the following ?" class="read-more button" href="https://exam.pscnotes.com/mcq/phase-margin-of-a-system-is-used-to-specify-which-of-the-following/#more-47188">Detailed SolutionPhase margin of a system is used to specify which of the following ?

13. Transfer function of a system is used to calculate which of the following ?

The order of the system
The time constant
The output for any given input
The steady state gain

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448s170.8 0 213.4-11.5c23.5-6.3 42-24.2 48.3-47.8 11.4-42.9 11.4-132.3 11.4-132.3s0-89.4-11.4-132.3zm-317.5 213.5V175.2l142.7 81.2-142.7 81.2z"/> Subscribe on YouTube
title="Transfer function of a system is used to calculate which of the following ?" class="read-more button" href="https://exam.pscnotes.com/mcq/transfer-function-of-a-system-is-used-to-calculate-which-of-the-following/#more-46663">Detailed SolutionTransfer function of a system is used to calculate which of the following ?

14.

universal motor
single phase induction motor
three phase induction motor

Detailed Solution

15. In a system low friction coefficient facilitates

Reduced velocity lag error
Increased velocity lag error
Increased speed of response
Reduced time constant of the system

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low friction coefficient facilitates" class="read-more button" href="https://exam.pscnotes.com/mcq/in-a-system-low-friction-coefficient-facilitates/#more-46533">Detailed SolutionIn a system low friction coefficient facilitates

16. Mass, in force-voltage analogy, is analogous to

charge
current
inductance
resistance

Detailed Solution

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class="screen-reader-text">Mass, in force-voltage analogy, is analogous to

17. The transient response, with feedback system,

rises slowly
rises quickly
decays slowly
decays quickly

Detailed

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SolutionThe transient response, with feedback system,

18. As a result of introduction of negative feedback which of the following will not decrease?

Band width
Overall gain
Distortion
Instability

Detailed SolutionAs a result of

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introduction of negative feedback which of the following will not decrease?

19. The viscous friction co-efficient, in force-voltage analogy, is analogous to

charge
resistance
reciprocal of inductance
reciprocal of conductance E. none of the above

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20. For open control system which of the following statements is incorrect ?

Less expensive
Recalibration is not required for maintaining the required quality of the output
Construction is simple and maintenance easy
Errors are caused by disturbances

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control system which of the following statements is incorrect ?" class="read-more button" href="https://exam.pscnotes.com/mcq/for-open-control-system-which-of-the-following-statements-is-incorrect/#more-46073">Detailed SolutionFor open control system which of the following statements is incorrect ?

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