Automatic Control Systems The permanent magnet field system of brushless dc servo- motor is generally on Rotor Stator Either (a) or (b) Partly on stator and partly on rotor Rotor Stator Either (a) or (b) Partly on stator and partly on rotor ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems In a simple on-off controller with differential gap, the magnitude of differential gap determines The level of accuracy The life of controller Neither (a) nor (b) Both (a) and (b) The level of accuracy The life of controller Neither (a) nor (b) Both (a) and (b) ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems If any term in the first column of a Routh array becomes zero, then Routh criterion can be used by substituting a big positive number for zero and completing the array Routh criterion cannot be used to determine stability Routh criterion can be used by substituting a small negative number for zero and complet-ing the array Routh criterion can be used by substituting a small positive number for zero and completing the array Routh criterion can be used by substituting a big positive number for zero and completing the array Routh criterion cannot be used to determine stability Routh criterion can be used by substituting a small negative number for zero and complet-ing the array Routh criterion can be used by substituting a small positive number for zero and completing the array ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems Nichols chart consists of Constant phase angle loci Magnitude and phase angle loci in log-magnitude versus phase diagram None of these Constant magnitude loci Constant phase angle loci Magnitude and phase angle loci in log-magnitude versus phase diagram None of these Constant magnitude loci ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems Which dc servomotor requires strongest permanent magnet? 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 Surface wound armature ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems Gain margin and phase margin can be determined from Bode plots as well as Nyquist plot. False True False True ANSWER DOWNLOAD EXAMIANS APP
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