cse • paper_2 • quantum_mechanics
[UPSC CSE 2008] Foundations of Quantum Mechanics (Q67, 10M)
Show that for the one dimensional wave function \psi(x) = \begin{cases} \frac{1}{\sqrt{2a}} & , \quad |x| < a \\ 0 & , \quad |x| > a \end{cases} where a is a real constant, the rms uncertainty in momentum is infinite.
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