Concept explainers
(a)
The order of magnitude of the wavelength of the thermally produced photons in lightning and thunder.
(a)
Answer to Problem 1P
The order of magnitude of the wavelength of the thermally produced photons in lightning is
Explanation of Solution
Write the expression for Wein’s displacement law.
Here,
Rewrite equation (I) to find the order of the wavelength.
Conclusion:
Substitute
Substitute
Thus, the order of magnitude of the wavelength of the thermally produced photons in lightning is
(b)
The region in the spectrum where the lightning and thunder will
(b)
Answer to Problem 1P
The lightning radiate more strongly in the ultraviolet region whereas the thunder radiate more strongly in the x-ray and the gamma ray region.
Explanation of Solution
Lightning have the wavelength in the order
Thunder have the wavelength in the order
Conclusion:
Thus, the lightning radiate more strongly in the ultraviolet region whereas the thunder radiate more strongly in the x-ray and the gamma ray region.
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Chapter 39 Solutions
Physics for Scientists and Engineers with Modern Physics
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