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Power ElectronicsAC Power Control

Integral-cycle control regulates AC power by applying?

  • AComplete supply cycles to the load for some intervals and blocking complete cycles for others
  • BOnly one microsecond pulse per year
  • CA continuously variable DC voltage
  • DA different transformer turns ratio every half-cycle
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Correct Answer: A. Complete supply cycles to the load for some intervals and blocking complete cycles for others
Explanation: Integral-cycle or on-off control passes whole AC cycles during ON intervals and suppresses whole cycles during OFF intervals.
Reference: Standard power electronics: ac power control
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