Automatic Control Systems The sensor generally used in incremental optical encoder is LED LCD Either (a) or (b) Photodiode LED LCD Either (a) or (b) Photodiode ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems Bandwidth is proportional to speed of response. True False True False 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 All 1 and 2 3 and 4 1, 2 and 3 All 1 and 2 3 and 4 1, 2 and 3 ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems A lead compensator Increases the stability margin Increases the stability margin and speeds up the transient-response. None of these Speeds up the transient response Increases the stability margin Increases the stability margin and speeds up the transient-response. None of these Speeds up the transient response ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems In a two phasor servomotor, the direction of rotation of the rotating field depends on None of these Magnitudes of voltages applied to the two stator windings Phase relation of voltages applied to the two stator windings Both magnitude and phase relationship of voltages applied to the two stator windings None of these Magnitudes of voltages applied to the two stator windings Phase relation of voltages applied to the two stator windings Both magnitude and phase relationship of voltages applied to the two stator windings ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems Lag compensation permits a high gain at low frequencies. True False True False ANSWER DOWNLOAD EXAMIANS APP