Automatic Control Systems The permanent magnet field system of brushless dc servo- motor is generally on Rotor Partly on stator and partly on rotor Either (a) or (b) Stator Rotor Partly on stator and partly on rotor Either (a) or (b) Stator ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems Which control action can never be used alone? Proportional Derivative Both (b) and (c) Integral Proportional Derivative Both (b) and (c) Integral ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems Which dc servomotor requires strongest permanent magnet? Surface wound armature Slotted armature Surface wound with stationary rotor Either A or B Surface wound armature Slotted armature Surface wound with stationary rotor Either A or B ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems A conditionally stable system is stable for the value of gain between two critical values. It is unstable if The gain is decreased below lower critical value Both A and B The gain is increased beyond upper critical value None of these The gain is decreased below lower critical value Both A and B The gain is increased beyond upper critical value None of these 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 Robotic manipulator arms mostly use Electric motor actuator Hydraulic actuator None of these Pneumatic actuator Electric motor actuator Hydraulic actuator None of these Pneumatic actuator ANSWER DOWNLOAD EXAMIANS APP
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