“A control system is unstable, if the open loop frequency response exhibits an amplitude ratio exceeding unity at the crossover frequency.” This is _______________ criterion?
(A) Bode stability
(B) Nyquist
(C) Routh stability
(D) None of these
“A control system is unstable, if the open loop frequency response exhibits an amplitude ratio exceeding unity at the crossover frequency.” This is _______________ criterion?
(A) Bode stability
(B) Nyquist
(C) Routh stability
(D) None of these
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