Quantum Physics
posted by qwerty .
Suppose a particle has wavefunction ψ(x,t=0)=Ae^(−x^2/l^2). What is the average value (expectation value) of p, <p>, for this state at t=0?
Respond to this Question
Similar Questions

Quantum Physics
The ground state wavefunction for a particle in a shallow potential well in 1 dimension is of the form: Ae^(−x/2d). Given that the particle must be found somewhere in the range x∈[−∞,∞], the born rule … 
Quantum Physics
Suppose we have a particle in 1dimension, with wavefunction Ae^(−x/2d). What is the probability to find the particle in the interval [0,d]? 
Quantum Physics
Consider a particle whose wavefunction at some fixed time t is represented by A if 2≤x≤0 ψ(x)= A if 0≤x≤3 0 otherwise (a) What is the normalization constant A? 
quantum physics
Suppose a particle has wavefunction Ïˆ(x,t=0)=Aexpâˆ’(x^2/2l^2). What is the average value (expectation value) of p^, âŸ¨p^âŸ©, for this state at t=0? 
Quantum Physics
The ground state wavefunction for a particle in a shallow potential well in 1 dimension is of the form: Ae−x2d. Given that the particle must be found somewhere in the range x∈[−∞,∞], the born rule then … 
Quantum Physics
Suppose we have a particle in 1dimension, with wavefunction Ae−x2d. What is the probability to find the particle in the interval [0,d]? 
Quantum Physics
What is the probability current density of a particle with wavefunction ψ(x,t)=exp(iℏ(px−Et))? 
Quantum Physics
The variance σ2X=⟨(X^−⟨X^⟩)2⟩ of an operator, X^, is a measure of how large a range its possible values are spread over (the standard deviation is given by σ=σ2−−√). … 
Quantum Physics
Suppose a particle has wavefunction ψ(x,t=0)=Aexp(−x22l2). What is the average value (expectation value) of p^, ⟨p^⟩, for this state at t=0? 
Quantum Physics
Suppose that ψ1 and ψ2 satisfy the time independent Schrödinger equation for some potential. Which of the following necessarily also satisfies the Schrödinger equation?