The following two questions refer to the wavefunction of a particle in the groundstate of an infinite square well with walls at x = L/2 and x = -L/2. This wavefunction can be written as V₁ (t, x) = √²/cos (¹) e COS L L -iEt/h (1)
The following two questions refer to the wavefunction of a particle in the groundstate of an infinite square well with walls at x = L/2 and x = -L/2. This wavefunction can be written as V₁ (t, x) = √²/cos (¹) e COS L L -iEt/h (1)
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Question
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a) Show that particles described by the wavefunction in Equation (1) obey Heisenberg’s un-
certainty relation for position and momentum.
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b) Derive an explicit expression for the energy of this state in terms of Planck’s constant, the mass of the particle, and the width of the well.
![The following two questions refer to the wavefunction of a particle in the groundstate of an infinite
square well with walls at x = L/2 and x = -L/2. This wavefunction can be written as
V₁(t, x) = √√/²/₁
COS
(1₂)
e-iEt/ħ
(1)](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F0a341486-b6c0-4b34-874d-c8e9c9f303aa%2Fafaebddd-8c08-414e-bf27-fc526f8ad294%2Fg0umx1_processed.png&w=3840&q=75)
Transcribed Image Text:The following two questions refer to the wavefunction of a particle in the groundstate of an infinite
square well with walls at x = L/2 and x = -L/2. This wavefunction can be written as
V₁(t, x) = √√/²/₁
COS
(1₂)
e-iEt/ħ
(1)
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