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Grade 11Modern Physics

The X-ray coming from a Coolidge tube has a cutoff wavelength of 80 pm. Find the kinetic energy of the electrons hitting the target.

Profile image of Radhika Batra
12 Years agoGrade 11
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1 Answer

Profile image of Kevin Nash
12 Years ago
λ = 80 pm, e = hc/ λ = 1242/80*10^3 = 15.525 * 10^3 eV = 15.5 KeV

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