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The slots used in the Synchronous machines are ___________

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+1 vote
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in Electric Drives by (99.8k points)
The slots used in the Synchronous machines are  ___________

(a) Closed

(b) Semi-open

(c) Vacuum

(d) Open

This question was posed to me in class test.

My doubt stems from Induction Motors in portion Braking of DC Motors & Induction Motors of Electric Drives

1 Answer

+1 vote
by (1.2m points)
The correct option is (d) Open

Explanation: The slots used in the Synchronous machine are open. Open slots have higher air gap and minimum flux leakage. The maximum power transfer capability increase due to a decrease in the leakage reactance.

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