Automatic Control Systems Which control action can never be used alone? Proportional Both (b) and (c) Integral Derivative Proportional Both (b) and (c) Integral Derivative ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems Which dc servomotor requires strongest permanent magnet? Surface wound armature Surface wound with stationary rotor Either A or B Slotted armature Surface wound armature Surface wound with stationary rotor Either A or B Slotted armature ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems In a two phasor servomotor, the direction of rotation of the rotating field depends on Both magnitude and phase relationship of voltages applied to the two stator windings Phase relation of voltages applied to the two stator windings Magnitudes of voltages applied to the two stator windings None of these Both magnitude and phase relationship of voltages applied to the two stator windings Phase relation of voltages applied to the two stator windings Magnitudes of voltages applied to the two stator windings None of these ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems The sensor generally used in incremental optical encoder is LCD LED Photodiode Either (a) or (b) LCD LED Photodiode Either (a) or (b) ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems A system is highly oscillatory if Gain margin is high and phase margin is 180° Gain margin is close to 1 or phase margin is zero Gain margin is close to 1 Gain margin is high Gain margin is high and phase margin is 180° Gain margin is close to 1 or phase margin is zero Gain margin is close to 1 Gain margin is high 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. False True False True ANSWER DOWNLOAD EXAMIANS APP