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  1. E

    NCEES Practice Problem 58

    Why we are not using 3 phase full wave rectifier average output voltage formula? Which is 0.955*Vm,L-L as per handbook. I got output voltage of 0.955*208*sqrt(2)= 280.1 V. As a result resistance value should be 19.6 ohm. Is multiplying by sqrt(2) rms input just an estimation of formula provided...
  2. E

    Selling Power PE Exam Materials

    Hi I want to buy practice exams. Is it still valid?
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