Recent content by chamrul

  1. C

    Steel ball floating due to surface tension?

    I have the very same problem: -in order to maximize R, cos A must be 1; A=0 so that term can be left out in the eq -in that case you have to make the assumption that you allow the ball to be half submerged. -then the weight of metal = V(sphere) * g * p (density of metal) and let that equal...