When the excitation voltage is increased from 1 to 1.3 pu of a 3-phase synchronous motor. Then load angle for

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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 ________

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Option B: must be decreased

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Practice and solve "When the excitation voltage is increased from 1 to 1.3 pu of a 3-phase synchronous motor. Then load ..." for Electrical - Machine. The correct answer is Option B: must be decreased. Detailed step-by-step solution, conceptual clarity, and formulas on Examoogle.

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Option A: must be increased

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Option C: remain constant

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Option D: Cant comment, need speed variation data

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