In pole amplitude modulation method for controlling number of poles, practically, the wave used for modulation is?
A. Square wave
B. Triangular wave
C. Saw tooth wave
D. Sinusoidal wave
Answer:A
In pole amplitude modulation method for controlling number of poles, practically, the wave used for modulation is?
A. Square wave B. Triangular wave C. Saw tooth wave D. Sinusoidal wave