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More Questions on This Topic :

Question 1. For a stable system having two or more gain crossover frequencies the phase margin is measured at the highest crossover frequency.
  1.     True
  2.     False
Answer: Option A

Question 2. Gain margin and phase margin can be determined from bode plots as well as nyquist plot.
  1.     True
  2.     False
  3.     Both (a) and (b)
  4.     Neither (a) nor (b)
Answer: Option A

Question 3. In the field controlled motor the entire damping comes from
  1.     Armature resistance
  2.     Back emf
  3.     Motor friction and load
  4.     Field resistance
Answer: Option C

Question 4. In the field controlled motor the entire damping comes from
  1.     Armature resistance
  2.     Back emf
  3.     Motor friction and load
  4.     Field resistance
Answer: Option C

Question 5. Integral control action
  1.     Removes offset
  2.     May lead to oscillatory response
  3.     Both (a) and (b)
  4.     Neither (a) nor (b)
Answer: Option C

Question 6. In bode plots the frequency at which two asymptotes meet is called corner frequency.
  1.     True
  2.     False
  3.     Motor friction and load
  4.     Field resistance
Answer: Option A