Recent content by pvorisek25

  1. pvorisek25

    Undergrad Calculating pressure with U.S. customary units

    Oh, I see. Thank you.
  2. pvorisek25

    Undergrad Calculating pressure with U.S. customary units

    (Sorry for my bad English.) Hello, I am trying to understand U.S. customary units (don't ask why I am trying to do this) but when I was calculating pressure to lb/in2 I went into problem. I remember that p = F / S but when you have mass you have to multiply mass by gravitational acceleration...