Automatic Control Systems Nyquist stability criterion uses open loop frequency response characteristics. True False True False ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems In a simple on-off controller with differential gap, the magnitude of differential gap determines The life of controller Both (a) and (b) Neither (a) nor (b) The level of accuracy The life of controller Both (a) and (b) Neither (a) nor (b) The level of accuracy 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 1 and 2 All 1, 2 and 3 3 and 4 1 and 2 All 1, 2 and 3 ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems For type 1 system the velocity lag error is Inversely proportional to bandwidth of system Inversely proportional to gain constant Directly proportional to gain constant Independent of gain constant Inversely proportional to bandwidth of system Inversely proportional to gain constant Directly proportional to gain constant Independent of gain constant ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems The sensor generally used in incremental optical encoder is LED LCD Photodiode Either (a) or (b) LED LCD Photodiode 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 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