Automatic Control Systems Integral control action Removes offset Neither (a) nor (b) May lead to oscillatory response Both (a) and (b) Removes offset Neither (a) nor (b) May lead to oscillatory response Both (a) and (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 Both A and B The gain is decreased below lower critical value None of these The gain is increased beyond upper critical value Both A and B The gain is decreased below lower critical value None of these The gain is increased beyond upper critical value ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems Nichol’s chart is symmetric about – 180° axis. True False True False ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems Gain margin and phase margin can be determined from Bode plots as well as Nyquist plot. True False True False 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. False True False True ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems The sensor generally used in incremental optical encoder is Either (a) or (b) LCD Photodiode LED Either (a) or (b) LCD Photodiode LED ANSWER DOWNLOAD EXAMIANS APP