- #1
ReidMerrill
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Homework Statement
The group velocity of a wave is given by the equation
Vg = dv/d(1/λ)
Prove that the group velocity of a de Broglie particle wave is equal to the ordinary velocity of the particle. Assume the potential energy is equal to zero
Homework Equations
v=h/λ
λ=h/mv
The Attempt at a Solution
I don't know how to start this. None of this was covered in lecture. Any help would be greatly appreciated