Recent content by swong1

  1. S

    Elastic string. Ball. Kinetic energy. Confusion.

    Thank you for replying! How come there is no EPE? Isn't some needed to get it back to its original shape?
  2. S

    Elastic string. Ball. Kinetic energy. Confusion.

    Homework Statement An elastic string with modulus of elasticity=12. Natural length= 0.5m. Mass of ball attached to the end of the string=0.5kg. The other end of the string is fixed at point P. The particle is pulled down until it is 1.5m below P. Find the kinetic energy of the particle...