Physics · Electrical Machines
Under the condition of fixed V, Ra and Xs, the maximum power developed by a synchronous motor is given by which of the following expressions? (Where V is supply voltage, Ra is armature resistance, and Xs is synchronous reactance.)
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1(Pm)max = V24 Ra✓
- 2(Pm)max = 4 RaV2
- 3(Pm)max = 14 V2 Ra
- 4(Pm)max = Ra4 V2
Correct answer
(Pm)max = V24 Ra
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