Automatic Control Systems The sensor generally used in incremental optical encoder is LCD Photodiode Either (a) or (b) LED LCD Photodiode Either (a) or (b) LED ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems Which of the following is used to obtain output position in a position control system? Strain gauge Thermistor Synchro Load cell Strain gauge Thermistor Synchro Load cell ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems Nichol’s chart is symmetric about – 180° axis. False True False True 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 Gain margin is close to 1 or phase margin is zero Gain margin is high Gain margin is high and phase margin is 180° Gain margin is close to 1 Gain margin is close to 1 or phase margin is zero Gain margin is high 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 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 None of these The gain is increased beyond upper critical value The gain is decreased below lower critical value Both A and B None of these The gain is increased beyond upper critical value ANSWER DOWNLOAD EXAMIANS APP
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