Solved Problems

1. Compute the Compton wave length of an electron and proton.

Solution

2. Find the wave length of matter waves associated with
(i) An electron moving at 5 ´ 106 m/s, assume that electron at this speed is non relativistic.
(ii) A tennis ball of mass 125 gm moving at 120 Km / hr.

Solution

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Index

33.1 Compton scattering of photons
33.2 Louis de Broglie's concept of matter waves
33.3 Electron Diffraction
33.4 Bohr's Atom

Chapter 34