Physics · Quantum Mechanics
A quantum particle moving in one dimension is in a state described by the wavefunction ψ(x) = sinh(λx) exp(-ax4 + bx + ipxℏ), where a, b, λ, and p are positive real numbers. What is the expectation value of momentum ⟨p⟩ for this state?
- 1-p
- 2b
- 3p✓
- 4ℏλ
Correct answer
p
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