Q18
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
A.
3 and 4
B.
1 and 2
AnswerC.
1, 2 and 3
D.
All
Answer: Option B
Solution
Answer: Option B
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