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If the load angle is increased till 135°, the consequence will be ___________

(a) loss of synchronism

(b) no alternation of synchronism

(c) increase in stability limit

(d) reduction in stability limit

This question was posed to me in an interview for internship.

The origin of the question is Synchronous Machine Stability topic in portion Synchronous Machine Stability of Electrical Machines

1 Answer

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Best answer
Correct option is (a) loss of synchronism

The best explanation: Because load angle is more than 90°.

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