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  1. Slay the P.E.

    PE Thermal and Fluids System Study Pal (October 2019)

    Thank you. Best of luck!
  2. Slay the P.E.

    PE Thermal and Fluids System Study Pal (October 2019)

    The energy balance for this configuration is always power = mass flow rate (change in enthalpy). It's just a matter of how you want to calculate the change in enthalpy. The simplest way is to assume constant specific heat so that (change in enthalpy) = Cp (change in temperature). A little more...
  3. Slay the P.E.

    PE Thermal and Fluids System Study Pal (October 2019)

    In a sense, these boards are like a study group.  You can post here any questions that arise during your study and the community typically answers very quickly. Also, if you're looking for additional practice problems, check out this thread: 
  4. Slay the P.E.

    MD&M practice problem of the week

    Correct, (C) yes, all problems in the thread have been answered and thoroughly discussed.
  5. Slay the P.E.

    MD&M practice problem of the week

    Correct. The normal stress is due to two sources: the axial force normal to the section, and the bending moment due to the external load.
  6. Slay the P.E.

    fluid mechanics - pressure drop in a pipe

    Absolutely the best advice for that question.  @Aurora09, if you do this you will see that P2 - P1 = pgHf (where Hf is frictional head loss), is obtained for z1 = z2 and d1 = d2 where d is the pipe ID.    Extended Bernoulli can also address your other questions regarding sloped and vertical pipes.
  7. Slay the P.E.

    MD&M practice problem of the week

    Friendly reminder that this thread is still relevant. Cheers, and good luck
  8. Slay the P.E.

    April 2019 TFS Exam

    Thanks for the shout out. We’re glad to have been of service in your studies. Congrats!!!
  9. Slay the P.E.

    April 2019 TFS Exam

    Thanks!! Much appreciated. Congratulations!!
  10. Slay the P.E.

    April 2019 TFS Exam

    Thank you for creating this thread. 😊
  11. Slay the P.E.

    April 2019 15k SPAM Thread

    Test prep service spam
  12. Slay the P.E.

    April 2019 15k SPAM Thread

    If coach woulda put me in 4th quarter we would’ve been state champions. No doubt.
  13. Slay the P.E.

    April 2019 15k SPAM Thread

    Vote for Pedro
  14. Slay the P.E.

    April 2019 15k SPAM Thread

    'Till Spam do us part. Couple has SPAM-themed wedding https://www.shared.com/this-couple-is-having-a-spam-themed-wedding/
  15. Slay the P.E.

    April 2019 15k SPAM Thread

    Spam sushi party tray
  16. Slay the P.E.

    April 2019 15k SPAM Thread

    I know how this spam thread influences the release date 
  17. Slay the P.E.

    April 2019 15k SPAM Thread

    Let me tell you how getting to 15k posts is related to the results release date:
  18. Slay the P.E.

    MD&M practice problem of the week

    LOL. No. I'm afraid not. There are like 6 or 7 problems in this thread. Did you work them all?
  19. Slay the P.E.

    MDM PE october

    Be mindful of the issues that are being reported with that manual. Most have been for TFS but it seems reasonable to suspect the MDM and HVAC sections might be affected too.
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