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  1. C

    Please help with the additional Credit required for Science

    Hello, I thought passing FE, PE exams would be the hardest thing in the journey of becoming a PE. However, it seems like I am stuck with the credential evaluation since I will need additional 4hr credit to get my Illinois Stamp. I could either fly out and challenge CLEP chemistry (6 credit exam)...
  2. C

    Power PE- Transformer impedance referred to Pri and Secondary

    Hello, I am kind of confused after seeing two equations that usually we encounter in circuit analysis. It has been noticed that the secondary impedance can be referred to primary by multiplying it with the square of the transformation ratio. However, if we utilize the formula to change per unit...
  3. C

    NCEES Problem 540

    Please advise if I am wrong with the Zpu calculation. NCEES solution used Generator X'd as Generator Impedance (without considering resistance). Attached are the question and the workout
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