Multiple Choice
What is the energy of a photon that has the same wavelength as a 24 eV electron? (h = 6.63 *10-34 J.s, me = 9.11*10-31 kg)
A) 24 eV
B) 14 * 10-16 eV
C) 3.5 keV
D) 5.0 keV
Correct Answer:
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