Concept explainers
(a)
The maximum wavelength of
(a)
Answer to Problem 67P
The maximum wavelength of radiation is
Explanation of Solution
Given:
The energy at ground state is,
The first excited of atoms is
The second excited of atoms is
The third excited of atoms is
Formula used:
The maximum wavelength of radiation is given as,
Here,
Calculation:
The maximum wavelength of radiation from state 2 to ground state can be calculated as,
The wavelength of radiation from state 2 to state 1 can be calculated as,
The maximum wavelength of radiation from state 1 to ground state can be calculated as,
Conclusion:
Therefore, the maximum wavelength of radiation for resonance absorption is
(b)
The wavelength at excitation state of
(b)
Answer to Problem 67P
The wavelength at excitation state of
Explanation of Solution
Calculation:
The wavelength of radiation from excited state 3 to state 1 can be calculated as,
The wavelength of radiation from excited state 1 to ground state can be calculated as,
Conclusion:
Therefore, the wavelength at excitation state of
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Chapter 31 Solutions
Physics for Scientists and Engineers
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