What is the energy of one 381 nm photon (ultraviolet light) in Joules? 3.25×10-9 J 5.21×10-28 J 7.87×1014 J 5.21×10-19 J 3.25 J
What is the energy of one 381 nm photon (ultraviolet light) in Joules? 3.25×10-9 J 5.21×10-28 J 7.87×1014 J 5.21×10-19 J 3.25 J
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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Transcribed Image Text:What is the energy of one 381 nm photon (ultraviolet light) in Joules?
3.25×10-9 J
5.21×10-28 J
7.87×1014 J
5.21×10-19 J
3.25 J
Transcribed Image Text:What is the energy of one 487 nm photon (visible light) in electron volts?
4.08×10-19 ev
2.55 eV
6.16×1014 eV
4.08×10-28 eV
2.55×10-⁹ eV
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