Consider a free particle of mass m moving inone dimension so
that its hamiltonian is

show that the eigenvalues of h aretwo-fold degenerate, and
that the degeneracy can be removed byconsidering the simultaneous
eigenfunctions of h andpx.

15. one purpose of the tread pattern on a tire is to a reduce tire wear. b. reduce traction c. allow water to flow away from the tire. d. look impressive.

Frequency of electromagnetic waves that a radio station is assigned is called

Ahot-air balloon is 11.0 m above the ground and rising at a speed of 7.00 m/s. a ball is thrown horizontally from the balloon basket at a speed of 9.00 m/s. ignore friction and air resistance and find the speed of the ball when it strikes the ground.