Automatic Control Systems A lag compensator Improves steady state behavior and preserves the transient response of the system Improves steady state behavior of the system Improves steady state behavior and speeds up the transient response of the system Speeds up the transient response of the system Improves steady state behavior and preserves the transient response of the system Improves steady state behavior of the system Improves steady state behavior and speeds up the transient response of the system Speeds up the transient response of the system ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems Which of the following features is not associated with Nichols chart? M loci are centred about (0 dB, -180°) point The frequency at intersection of G(j?) locus and M = +3 dB locus gives bandwidth of closed loop system It is symmetric about -180° (0 dB, -180°) point on Nichols chart represent critical Point (-1, 0) M loci are centred about (0 dB, -180°) point The frequency at intersection of G(j?) locus and M = +3 dB locus gives bandwidth of closed loop system It is symmetric about -180° (0 dB, -180°) point on Nichols chart represent critical Point (-1, 0) 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 Magnetic amplifier is used for Current amplification Power amplification Voltage amplification Frequency amplification Current amplification Power amplification Voltage amplification Frequency amplification 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 In the field controlled motor the entire damping comes from Field resistance Back emf Armature resistance Motor friction and load Field resistance Back emf Armature resistance Motor friction and load ANSWER DOWNLOAD EXAMIANS APP
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