Control Systems – Multiple Choice Questions (MCQs)
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86. The transfer function of an integral controller is:
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87. The transfer function of a derivative controller is:
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88. The phase margin represents the amount of additional phase lag that can be introduced into the loop before the system becomes:
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89. The gain margin represents the amount by which the gain can be increased before the system becomes:
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90. The addition of a pole to the open-loop transfer function generally causes the root locus to shift towards the:
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91. The addition of a zero to the open-loop transfer function generally causes the root locus to shift towards the:
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92. The sensitivity of the closed-loop system to changes in the forward path gain is ________ than that of the open-loop system.