Automatic Control Systems Lag compensation permits a high gain at low frequencies. False True False True ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems A lead compensator None of these Increases the stability margin Increases the stability margin and speeds up the transient-response. Speeds up the transient response None of these Increases the stability margin Increases the stability margin and speeds up the transient-response. Speeds up the transient response 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 3 and 4 1 and 2 1, 2 and 3 All 3 and 4 1 and 2 1, 2 and 3 ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems The sensor generally used in incremental optical encoder is LCD Either (a) or (b) Photodiode LED LCD Either (a) or (b) Photodiode LED ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems The distance of poles from origin depends on Neither A nor B Both A and B Uqndamped natural frequency Damping ratio Neither A nor B Both A and B Uqndamped natural frequency Damping ratio ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems If any term in the first column of a Routh array becomes zero, then Routh criterion can be used by substituting a small negative number for zero and complet-ing the array Routh criterion cannot be used to determine stability Routh criterion can be used by substituting a small positive number for zero and completing the array Routh criterion can be used by substituting a big positive number for zero and completing the array Routh criterion can be used by substituting a small negative number for zero and complet-ing the array Routh criterion cannot be used to determine stability Routh criterion can be used by substituting a small positive number for zero and completing the array Routh criterion can be used by substituting a big positive number for zero and completing the array ANSWER DOWNLOAD EXAMIANS APP