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 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 Routh criterion can be used by substituting a small positive number for zero and completing the array ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems In a two phasor servomotor, the direction of rotation of the rotating field depends on Both magnitude and phase relationship of voltages applied to the two stator windings None of these Phase relation of voltages applied to the two stator windings Magnitudes of voltages applied to the two stator windings Both magnitude and phase relationship of voltages applied to the two stator windings None of these Phase relation of voltages applied to the two stator windings Magnitudes of voltages applied to the two stator windings ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems For any transfer function, the constant phase angle loci are Neither (a) nor (b) Either (a) or (b) A family of circles A family of straight lines Neither (a) nor (b) Either (a) or (b) A family of circles A family of straight lines ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems Which control action can never be used alone? Proportional Both (b) and (c) Derivative Integral Proportional Both (b) and (c) Derivative Integral ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems In a simple on-off controller with differential gap, the magnitude of differential gap determines Both (a) and (b) The level of accuracy Neither (a) nor (b) The life of controller Both (a) and (b) The level of accuracy Neither (a) nor (b) The life of controller ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems For type 1 system the velocity lag error is Inversely proportional to bandwidth of system Inversely proportional to gain constant Independent of gain constant Directly proportional to gain constant Inversely proportional to bandwidth of system Inversely proportional to gain constant Independent of gain constant Directly proportional to gain constant ANSWER DOWNLOAD EXAMIANS APP
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