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  1. R

    Stress at half of tensile strength

    Can you guys solve a debate for me? If you have two objects and apply a physical stress to them, let's say in the forum of pressure. First object: Tensile strength 400 lbs. and you apply 200 lbs Second object: Tensile strength 200 lbs and you apply 100 lbs. So each is under 1/2 it's tensile...
  2. R

    Question on momentum

    Hi Folks, Question on momentum. I have been talking with someone who is more educated than I, especially in math, but they are saying something that just doesn't make sense to me. I do realize that physics doesn't always make 'sense' so thought I'd ask on here. He said I would need...