Automatic Control Systems The relative stability of a system is given by Gain margin alone Both phase and gain margins Phase margin alone Either (a) or (b) Gain margin alone Both phase and gain margins Phase margin alone Either (a) or (b) ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems In root locus analysis the breakaway and break in points None of these Always occur in complex conjugate pairs lie on the real axis Either lie on the real axis or occur in complex conjugate pairs None of these Always occur in complex conjugate pairs lie on the real axis Either lie on the real axis or occur in complex conjugate pairs ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems If the poles lie in second quadrant, damping ratio is more than 1 less than 1 zero 1 more than 1 less than 1 zero 1 ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems Nichol’s chart is symmetric about – 180° axis. False True False True ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems Gain margin and phase margin can be determined from Bode plots as well as Nyquist plot. True False True False ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems The permanent magnet field system of brushless dc servo- motor is generally on Either (a) or (b) Rotor Partly on stator and partly on rotor Stator Either (a) or (b) Rotor Partly on stator and partly on rotor Stator ANSWER DOWNLOAD EXAMIANS APP
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