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Power ElectronicsPWM Numericals

An SPWM inverter uses a 10 kHz carrier and a 50 Hz sinusoidal reference. Its frequency modulation ratio is?

  • A50
  • B100
  • C200
  • D500
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Correct Answer: C. 200
Explanation: mf=10000/50=200.
Reference: Standard power electronics: pwm numericals
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