Electrical control systems

51. The capacitance, in force-current analogy, is analogous to

momentum
velocity
displacement
mass

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class="screen-reader-text">The capacitance, in force-current analogy, is analogous to

52. In thermal-electrical analogy charge is considered analogous to

heat flow
reciprocal of heat flow
reciprocal of temperature
temperature E. none of the above

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to" class="read-more button" href="https://exam.pscnotes.com/mcq/in-thermal-electrical-analogy-charge-is-considered-analogous-to/#more-49080">Detailed SolutionIn thermal-electrical analogy charge is considered analogous to

53. Which of the following statements is not necessarily correct for open control system ?

Input command is the sole factor responsible for providing the control action
Presence of non-linearities causes malfunctioning
Less expensive
Generally free from problems of non-linearities

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the following statements is not necessarily correct for open control system ?" class="read-more button" href="https://exam.pscnotes.com/mcq/which-of-the-following-statements-is-not-necessarily-correct-for-open-control-system/#more-49076">Detailed SolutionWhich of the following statements is not necessarily correct for open control system ?

54. An increase in gain, in most systems, leads to

smaller damping ratio
larger damping ratio
constant damping ratio
none of the above

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most systems, leads to" class="read-more button" href="https://exam.pscnotes.com/mcq/an-increase-in-gain-in-most-systems-leads-to/#more-49035">Detailed SolutionAn increase in gain, in most systems, leads to

55. Which of the following can be measured by the use of a tachogenerator ?

Acceleration
Speed
Speed and acceleration
Displacement E. None of the above

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href="https://exam.pscnotes.com/mcq/which-of-the-following-can-be-measured-by-the-use-of-a-tachogenerator/#more-48977">Detailed SolutionWhich of the following can be measured by the use of a tachogenerator ?

56. From which of the following transfer function can be obtained ?

Signal flow graph
Analogous table
Output-input ratio
Standard block system E. None of the above

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be obtained ?" class="read-more button" href="https://exam.pscnotes.com/mcq/from-which-of-the-following-transfer-function-can-be-obtained/#more-48964">Detailed SolutionFrom which of the following transfer function can be obtained ?

57.

two phase induction motor
Three phase induction motor
universal motor

Detailed Solution

58. Velocity error constant of a system is measured when the input to the system is unit _______ function.

parabolic
ramp
impulse
step

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is unit _______ function." class="read-more button" href="https://exam.pscnotes.com/mcq/velocity-error-constant-of-a-system-is-measured-when-the-input-to-the-system-is-unit-_______-function/#more-48356">Detailed SolutionVelocity error constant of a system is measured when the input to the system is unit _______ function.

59. Which of the following is the non-linearity caused by servomotor ?

Static friction
Backlash
Saturation
None of the above

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servomotor ?" class="read-more button" href="https://exam.pscnotes.com/mcq/which-of-the-following-is-the-non-linearity-caused-by-servomotor/#more-48028">Detailed SolutionWhich of the following is the non-linearity caused by servomotor ?

60. With feedback _____ increases.

system stability
sensitivity
gain
effects of disturbing signals

Detailed SolutionWith

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feedback _____ increases.

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