Automatic Control Systems The permanent magnet field system of brushless dc servo- motor is generally on Stator Partly on stator and partly on rotor Rotor Either (a) or (b) Stator Partly on stator and partly on rotor Rotor Either (a) or (b) ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems The addition of a pole to the open loop transfer function pulls the root locus To the right To the left and making the system more stable Towards right or left depending on the position of new pole None of these To the right To the left and making the system more stable Towards right or left depending on the position of new pole None of these ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems If the poles lie in second quadrant, damping ratio is zero more than 1 1 less than 1 zero more than 1 1 less than 1 ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems Robotic manipulator arms mostly use Pneumatic actuator Hydraulic actuator None of these Electric motor actuator Pneumatic actuator Hydraulic actuator None of these Electric motor actuator ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems Which of the following can be used as a rotating amplifier in a control system? 1. Amplidyne 2. Separately excited dc generator 3. Synchro 4. Self excited dc generator 3 and 4 All 1 and 2 1, 2 and 3 3 and 4 All 1 and 2 1, 2 and 3 ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems The complicated shapes in the polar plots are only due to time constants in the numerator of transfer functions. True False True False ANSWER DOWNLOAD EXAMIANS APP