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A 3-phase, 18 poles alternator has a star connected winding with 156 slots and 12 conductors per slot. The flux per pole is 0.03 Wb,

A 3-phase, 18 poles alternator has a star connected winding with 156 slots and 12 conductors per slot. The flux per pole is 0.03 Wb, sinusoidally distributed and the speed is 190 rpm. Find the frequency of the generated emf, the magnitude of the phase voltage and the line voltage. Assume full pitched coil.

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