Automatic Control Systems Magnetic amplifier is used for Voltage amplification Frequency amplification Power amplification Current amplification Voltage amplification Frequency amplification Power amplification Current amplification ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems The addition of a pole to the open loop transfer function pulls the root locus Towards right or left depending on the position of new pole To the left and making the system more stable To the right None of these Towards right or left depending on the position of new pole To the left and making the system more stable To the right None of these ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems DC tachogenerator can be used in Position control system Speed control system Both A and B Neither A nor B Position control system Speed control system Both A and B Neither A nor B 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 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 big positive number for zero and completing the array 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 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 big positive number for zero and completing the array ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems Gain margin and phase margin can be determined from Bode plots as well as Nyquist plot. True False True False ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems The sensor generally used in incremental optical encoder is Either (a) or (b) LED LCD Photodiode Either (a) or (b) LED LCD Photodiode ANSWER DOWNLOAD EXAMIANS APP