Automatic Control Systems The relative stability of a system is given by Either (a) or (b) Both phase and gain margins Gain margin alone Phase margin alone Either (a) or (b) Both phase and gain margins Gain margin alone Phase margin alone ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems The complicated shapes in the polar plots are only due to time constants in the numerator of transfer functions. True False True False 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 The distance of poles from origin depends on Damping ratio Both A and B Neither A nor B Uqndamped natural frequency Damping ratio Both A and B Neither A nor B Uqndamped natural frequency ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems For any transfer function, the constant phase angle loci are Neither (a) nor (b) A family of straight lines Either (a) or (b) A family of circles Neither (a) nor (b) A family of straight lines Either (a) or (b) A family of circles ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems The poles with greater displacement from the real axis correspond to Stable response Higher frequencies of oscillations Unbounded output Lower frequencies of oscillations Stable response Higher frequencies of oscillations Unbounded output Lower frequencies of oscillations ANSWER DOWNLOAD EXAMIANS APP