Automatic Control Systems Which dc servomotor requires strongest permanent magnet? Surface wound armature Either A or B Surface wound with stationary rotor Slotted armature Surface wound armature Either A or B Surface wound with stationary rotor Slotted armature 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 Which of the following features is not associated with Nichols chart? M loci are centred about (0 dB, -180°) point It is symmetric about -180° (0 dB, -180°) point on Nichols chart represent critical Point (-1, 0) The frequency at intersection of G(j?) locus and M = +3 dB locus gives bandwidth of closed loop system M loci are centred about (0 dB, -180°) point It is symmetric about -180° (0 dB, -180°) point on Nichols chart represent critical Point (-1, 0) The frequency at intersection of G(j?) locus and M = +3 dB locus gives bandwidth of closed loop system ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems Transport lag usually exists in Pneumatic systems Hydraulic systems and thermal systems Thermal systems Thermal, hydraulic and pneumatic systems Pneumatic systems Hydraulic systems and thermal systems Thermal systems Thermal, hydraulic and pneumatic systems 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
Automatic Control Systems Lag compensation permits a high gain at low frequencies. False True False True ANSWER DOWNLOAD EXAMIANS APP