Automatic Control Systems The permanent magnet field system of brushless dc servo- motor is generally on Either (a) or (b) Partly on stator and partly on rotor Rotor Stator Either (a) or (b) Partly on stator and partly on rotor Rotor Stator ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems A lead compensator 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 Increases the stability margin ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems For any transfer function, the constant phase angle loci are A family of circles A family of straight lines Either (a) or (b) Neither (a) nor (b) A family of circles A family of straight lines Either (a) or (b) Neither (a) nor (b) ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems Which control action can never be used alone? Derivative Both (b) and (c) Integral Proportional Derivative Both (b) and (c) Integral Proportional 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 cannot be used to determine stability Routh criterion can be used by substituting a small negative number for zero and complet-ing 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 positive number for zero and completing the array Routh criterion cannot be used to determine stability Routh criterion can be used by substituting a small negative number for zero and complet-ing the array Routh criterion can be used by substituting a big positive number for zero and completing the array ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems In root locus analysis the breakaway and break in points None of these Always occur in complex conjugate pairs lie on the real axis Either lie on the real axis or occur in complex conjugate pairs None of these Always occur in complex conjugate pairs lie on the real axis Either lie on the real axis or occur in complex conjugate pairs ANSWER DOWNLOAD EXAMIANS APP