Compton Scattering: A 140-keV photon strikes an electron and scatters through an angle of 120° from its original direction. (melectron = 9.11 × 10-31 kg, c = 3.00 × 108 m/s, h = 6.626 × 10-34 J ? s)(a) What is the wavelength of the photon before scattering?(b) What is the photon wavelength after scattering?
What will be an ideal response?
(a) 8.87 pm (b) 12.50 pm
Physics & Space Science
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