pulse shaped wave
square wave
sine wave
triangular wave
an a. c.
a pulsating current
an oscillating current
a d. c.
lagging
leading
maximum
zero
smaller in diameter and larger in axial length
larger in diameter and smaller in axial length
larger in diameter and axial length
smaller in diameter and axial length
20 Hz
40 Hz
60 Hz
80 Hz
N=(120 x Frequency)/Number of Poles 600=(120 x Frequency)/8 Frequency = (600 x 8) / 120 Frequency = 40 Hz