When the excitation voltage is increased from 1 to 1.3 pu of a 3-phase – McqOptions

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1.	When the excitation voltage is increased from 1 to 1.3 pu of a 3-phase synchronous motor. Then load angle for the constant power operation
A.	must be decreased
B.	can also be increased
C.	increased
D.	decreased
Answer» B. can also be increased

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