Recent content by krko

  1. K

    Spectrum of Momentum operator in the Hilbert Space L^2([-L,L])

    It's symmetric within the defined domain but it's not self adjoint
  2. K

    Spectrum of Momentum operator in the Hilbert Space L^2([-L,L])

    Homework Statement Find the spectrum of the Momentum operator in the Hilbert Space defined by L^2([-L,L]), consisting of all square integrable functions ψ(x) in the range -L, to L Homework Equations We can get the resolvent set containting all λ in ℂ such that you can always find a...
  3. K

    Static equilibrium marbles problem

    Okay, i uploaded an image of the problem. The torque I'm talking about is the torque caused by the top marble about point the center of the bottom marble. Although looking back i think I found my mistake, that I neglected the effect of the force of the container on point C on the bottom marble.
  4. K

    Static equilibrium marbles problem

    Hey all, new member here Homework Statement Two uniform 75g marbles 2cm in diameter are stacked on top of each other in a container that is 3cm wide the top marble touches right side of the container, the bottom touches the left side. Point A is the bottom marble left contact point with the...