Automatic Control Systems The complicated shapes in the polar plots are only due to time constants in the numerator of transfer functions. False True False True ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems Nyquist stability criterion uses open loop frequency response characteristics. False True False True ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems The relative stability of a system is given by Either (a) or (b) Phase margin alone Gain margin alone Both phase and gain margins Either (a) or (b) Phase margin alone Gain margin alone Both phase and gain margins ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems Nichol’s chart is symmetric about – 180° axis. True False True False ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems In the field controlled motor the entire damping comes from Back emf Field resistance Motor friction and load Armature resistance Back emf Field resistance Motor friction and load Armature resistance ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems DC tachogenerator can be used in Neither A nor B Both A and B Position control system Speed control system Neither A nor B Both A and B Position control system Speed control system ANSWER DOWNLOAD EXAMIANS APP
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