Concept explainers
(a)
Energy level diagram for one-dimensional box.
(a)
Answer to Problem 7P
The energy level diagram is given below:
Explanation of Solution
The length of the box is
Write the expression for energy of one dimensional box
Here,
Conclusion
Substitute
Substitute
Substitute
Substitute
The energy level diagram is given below:
(b)
The wavelength of emitted photons during transitions in these four levels.
(b)
Answer to Problem 7P
The frequencies of the emitted photon are
Explanation of Solution
The minimum frequency for photoemission corresponds to the cutoff wavelength.
Write the expression for wavelength
Here,
Conclusion
For transition,
Substitute
For transition,
Substitute
For transition,
Substitute
For transition,
Substitute
For transition,
Substitute
For transition,
Substitute
Thus, the frequencies of the emitted photon are
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Chapter 40 Solutions
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