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A 3 phase, 400-V, 50 Hz 4 pole induction motor is fed from a 3-phase supply and runs of 1425 rpm. The frequency of the rotor emf is
Hz
50 Hz
48 Hz
Zero
Hz
Quick Summary: Practice and solve "A 3 phase, 400-V, 50 Hz 4 pole induction motor is fed from a 3-phase supply and runs of 1425 rpm. Th..." for Electrical - Electric Drives. The correct answer is Option A: Hz. Detailed step-by-step solution, conceptual clarity, and formulas on Examoogle.
Answer:
Option **(a) **