The magnetomotive force, y, in the air gap of an alternator can be represented approximately by a
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The magnetomotive force, y, in the air gap of an alternator can be represented approximately by a graph of the form shown in Figure 12.25. Find a Fourier series for y, explaining beforehand, with reasons, any special characteristics you would expect to find. P is a constant amplitude.
Figure 12.25
Transcribed Image Text:
y P --Pt a X
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