1. Homework Statement
Wavefunction is of form:
ψ(x) = eikx
Find momentum and energy of this state.
2. Homework Equations
Fourier transform of ψ(x) to get to momentum space
or is it
<p> = integral from -infinity to infinity of ψ* (h/i) * derivative wrt x of ψ dx
3. The Attempt at...