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Electronics and Communication Engineering - Automatic Control Systems - Discussion

Discussion Forum : Automatic Control Systems - Section 3 (Q.No. 6)
Automatic Control Systems
6.
Which of the following rotors are used in two phase ac servomotor?
  1. Solid iron rotor
  2. Squirrel cage rotor
  3. Drag cup rotor
Of the above the correct ones are
1, 2, 3
1, 2
2, 3
1, 3
Answer: Option
Explanation:

Solid iron rotor would give rise to eddy currents.

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