In a 250-turn automobile alternator, the magnetic flux in each turn is P = 2.50 × 10-4 cos wt, where P is in webers, w is the angular speed of the alternator, and t is in seconds. The alternator is geared to rotate three times for each engine revolution. When the engine is running at an angular speed of 1.00 X 10$ rev/min, determine (a) the induced emf in the alternator as a function of time and (b) the maximum emf in the alternator. B B

In a 250-turn automobile alternator, the magnetic flux in each turn is P = 2.50 × 10-4 cos wt, where P is in webers, w is the angular speed of the alternator, and t is in seconds. The alternator is geared to rotate three times for each engine revolution. When the engine is running at an angular speed of 1.00 X 10$ rev/min, determine (a) the induced emf in the alternator as a function of time and (b) the maximum emf in the alternator. B B

Physics for Scientists and Engineers, Technology Update (No access codes included)

9th Edition

ISBN:9781305116399

Author:Raymond A. Serway, John W. Jewett

Publisher:Raymond A. Serway, John W. Jewett

Chapter31: Faraday’s Law

Section: Chapter Questions

Problem 31.45P: In a 250-turn automobile alternator, the magnetic flux in each turn is B, = 2.50 104 cos t, where...

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