Automatic Control Systems The relative stability of a system is given by Gain margin alone Either (a) or (b) Phase margin alone Both phase and gain margins Gain margin alone Either (a) or (b) Phase margin alone Both phase and gain margins ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems The permanent magnet field system of brushless dc servo- motor is generally on Partly on stator and partly on rotor Rotor Either (a) or (b) Stator Partly on stator and partly on rotor Rotor Either (a) or (b) Stator ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems For a stable system having two or more gain crossover frequencies the phase margin is measured at the highest crossover frequency. True False True False 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 In root locus analysis the breakaway and break in points 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 None of these Always occur in complex conjugate pairs lie on the real axis ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems Which control action can never be used alone? Proportional Derivative Integral Both (b) and (c) Proportional Derivative Integral Both (b) and (c) ANSWER DOWNLOAD EXAMIANS APP
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