Recent content by grotiare

  1. grotiare

    Engineering Question about max stress on circular cross section with two moments

    Thanks guys for all the tips! I figured it out shortly after, but yes like what everyone above said I had to find the resultant moment of both, which can simply be found be treating the two moments as vectors and utilizing magnitude formula sqrt(x^2 +y^2) to get the magnitude, and then plugging...
  2. grotiare

    Engineering Question about max stress on circular cross section with two moments

    I couldn't fit in the title, but this is with a hollow circular cross section So currently I am trying to figure what occurs when two, perpendicular bending moments are applied to a hollow circular cross section (one about the z axis, and the other about y). I know that if I was dealing with a...
  3. grotiare

    Why doesn't ΔU = 0 (U3= U1) in this problem, where pV = constant?

    Okay cool thank you! So it would thus just be this process-> C = constant = PV, and thus you would integrate 1/V dV from V1 to V3 (leaving c=pv outside of integral) to get W3-1 = PV*ln(V1/V3), where PV = P1V1 or P3V3
  4. grotiare

    Why doesn't ΔU = 0 (U3= U1) in this problem, where pV = constant?

    EDIT: My bad, this is from my professors lecture, but I assume this question is more suitable for the homework section of this forum The problem gives that pV = constant, and thus is assumed to be an isothermal process. However, the given U1 and U3 are not equal to each other. Is it because it...
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