Automatic Control Systems A system is highly oscillatory if Gain margin is high Gain margin is close to 1 Gain margin is close to 1 or phase margin is zero Gain margin is high and phase margin is 180° Gain margin is high Gain margin is close to 1 Gain margin is close to 1 or phase margin is zero Gain margin is high and phase margin is 180° ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems For any transfer function, the constant phase angle loci are A family of circles A family of straight lines Either (a) or (b) Neither (a) nor (b) A family of circles A family of straight lines Either (a) or (b) Neither (a) nor (b) ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems M circles are symmetrical with respect to M = 1 straight line and imaginary axis M = 1 straight line and real axis Real and imaginary axis M = 1 straight line M = 1 straight line and imaginary axis M = 1 straight line and real axis Real and imaginary axis M = 1 straight line ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems The poles with greater displacement from the real axis correspond to Lower frequencies of oscillations Higher frequencies of oscillations Stable response Unbounded output Lower frequencies of oscillations Higher frequencies of oscillations Stable response Unbounded output ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems Nyquist stability criterion uses open loop frequency response characteristics. True False True False ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems Transport lag usually exists in Thermal, hydraulic and pneumatic systems Thermal systems Pneumatic systems Hydraulic systems and thermal systems Thermal, hydraulic and pneumatic systems Thermal systems Pneumatic systems Hydraulic systems and thermal systems ANSWER DOWNLOAD EXAMIANS APP