11. For a stable system having two or more gain crossover frequencies the phase margin is measured at the highest crossover frequency.
12. In the field controlled motor the entire damping comes from
13. In Bode plots the frequency at which two asymptotes meet is called corner frequency.
14. Integral control action
15. Gain margin and phase margin can be determined from Bode plots as well as Nyquist plot.
16. For type 1 system the velocity lag error is
17. The effect of adding poles and zeros can be determined quickly by
18. Which of the following can be used as a rotating amplifier in a control system?
1. Amplidyne
2. Separately excited dc generator
3. Synchro
4. Self excited dc generator
1. Amplidyne
2. Separately excited dc generator
3. Synchro
4. Self excited dc generator