1.

In case of a single-pulse width modulation with the pulse width = 2d, to eliminate the 5th harmonic from the output voltage waveform, the value of the pulse width (2d) must be equal to

A. 72°
B. 86°
C. 91°
D. 5°
Answer» D. 5¬¨¬®‚Äö√†√ª


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