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HW2-sol - than they are now 2 3 4 5 6 For the second order...

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Chapter 2 Homework Solutions 1. Planck’s constant gives a measure of the energy at which quantum effects are observed. If Planck’s constant had a larger value, while all other physical quantities such as, speed of light, remained the same; quantum effects would be seen for phenomena that occur at lower frequencies or longer wavelengths. That is, quantum phenomena would be more conspicuous
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Unformatted text preview: than they are now. 2. 3. 4. 5. 6. For the second order maximum 2dsin θ =n λ with n=2 θ =arcsin( λ /d=.05/.31)=9.3 o 7. 8. 9. . This is larger by a factor of two than an electron scattered at 90 o since (1-cos180 o )=2, while (1-cos90 o )=1...
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HW2-sol - than they are now 2 3 4 5 6 For the second order...

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