Automatic Control Systems Which of the following is used to obtain output position in a position control system? Thermistor Synchro Strain gauge Load cell Thermistor Synchro Strain gauge Load cell 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 1 and 2 1, 2 and 3 3 and 4 All 1 and 2 1, 2 and 3 3 and 4 All ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems A system is highly oscillatory if Gain margin is high Gain margin is close to 1 Gain margin is close to 1 or phase margin is zero Gain margin is high and phase margin is 180° Gain margin is high Gain margin is close to 1 Gain margin is close to 1 or phase margin is zero Gain margin is high and phase margin is 180° 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 None of these Both A and B The gain is increased beyond upper critical value The gain is decreased below lower critical value None of these Both A and B The gain is increased beyond upper critical value 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. True False True False ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems The addition of a pole to the open loop transfer function pulls the root locus None of these Towards right or left depending on the position of new pole To the right To the left and making the system more stable None of these Towards right or left depending on the position of new pole To the right To the left and making the system more stable ANSWER DOWNLOAD EXAMIANS APP