Recent content by Joe123

  1. J

    2(-1)^n = -2? Problem with (-1) to the power of natural numbers

    EDIT: Found the answer, seems I overlooked part of the solution in the learning materials ( answer extended into another page) the Solution does indeed equal what i thought it did. Homework Statement So this is the problem i have: (2(-1)^n -((n*pi)^2(-1)^n)-2)*(8/(n*pi)^3) where n...
  2. J

    Young's Modulus (tensile Test)

    Homework Statement Original Cross sectional area 24.63mm^2 original diameter 5.6mm Gauge length 35.07mm Extension length of the point on the graph i have chosen: 0.25mm Force at 0.25mm extension 3500N (or 3.5KN) Homework Equations (F/A0)/(ΔL/L) The Attempt at a Solution I have gone...
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