Automatic Control Systems Magnetic amplifier is used for Current amplification Frequency amplification Power amplification Voltage amplification Current amplification Frequency amplification Power amplification Voltage amplification ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems Nyquist stability criterion uses open loop frequency response characteristics. True False True False ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems The poles with greater displacement from the real axis correspond to Unbounded output Higher frequencies of oscillations Lower frequencies of oscillations Stable response Unbounded output Higher frequencies of oscillations Lower frequencies of oscillations Stable response 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 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 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 ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems The distance of poles from origin depends on Damping ratio Both A and B Neither A nor B Uqndamped natural frequency Damping ratio Both A and B Neither A nor B Uqndamped natural frequency ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems Which of the following features is not associated with Nichols chart? (0 dB, -180°) point on Nichols chart represent critical Point (-1, 0) M loci are centred about (0 dB, -180°) point It is symmetric about -180° The frequency at intersection of G(j?) locus and M = +3 dB locus gives bandwidth of closed loop system (0 dB, -180°) point on Nichols chart represent critical Point (-1, 0) M loci are centred about (0 dB, -180°) point It is symmetric about -180° The frequency at intersection of G(j?) locus and M = +3 dB locus gives bandwidth of closed loop system ANSWER DOWNLOAD EXAMIANS APP
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