jbriggs444's latest activity

  • jbriggs444
    jbriggs444 replied to the thread 2 pulleys 3 masses problems.
    Is momentum conserved here? We have the external forces from the two pulleys and the external force from gravity. Do those always sum to...
  • jbriggs444
    jbriggs444 reacted to haruspex's post in the thread 2 pulleys 3 masses problems with Like Like.
    First, think about the equilibrium position. Can you draw that? Clearly the centre mass will keep descending as long as it is above...