Automatic Control Systems The permanent magnet field system of brushless dc servo- motor is generally on Rotor Stator Partly on stator and partly on rotor Either (a) or (b) Rotor Stator Partly on stator and partly on rotor Either (a) or (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 positive number for zero and completing the array 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 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 positive number for zero and completing the array Routh criterion can be used by substituting a small negative number for zero and complet-ing the array 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 In force current analogue, mechanical mobility is analogous to Admittance Y Reactance X Conductance G Impedance Z Admittance Y Reactance X Conductance G Impedance Z ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems Which control action can never be used alone? Both (b) and (c) Integral Proportional Derivative Both (b) and (c) Integral Proportional Derivative ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems Which of the following is open loop system? Wind screen wiper System for controlling antirocket missiles Respiratory system of animal Aqualing Wind screen wiper System for controlling antirocket missiles Respiratory system of animal Aqualing ANSWER DOWNLOAD EXAMIANS APP