ECE :: Automatic Control Systems
- DC tachogenerator can be used in
- A conditionally stable system is stable for the value of gain between two critical values. It is unstable if
- Which dc servomotor requires strongest permanent magnet?
- Which of the following is used to obtain output position in a position control system?
- If any term in the first column of a Routh array becomes zero, then
A.
Routh criterion cannot be used to determine stability |
B.
Routh criterion can be used by substituting a small positive number for zero and completing the array |
C.
Routh criterion can be used by substituting a big positive number for zero and completing the array |
D.
Routh criterion can be used by substituting a small negative number for zero and complet-ing the array |