A Free Electron in Motion Along the X Axis Has

question 15

Multiple Choice

A free electron in motion along the x axis has a localized wave function.The uncertainty in its momentum is decreased if:

• A)the wave function is made more narrow
• B)the wave function is made less narrow
• C)the wave function remains the same but the energy of the electron is increased
• D)the wave function remains the same but the energy of the electron is decreased
• E)none of the above