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Class 12 Physics Practice Test: DE Broglie's Explanation of Bohr's Second Postulate of Quantisation
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Avg score: 57% Most missed: “Identify the expression for Bohr’s second postulate.”

De Broglie found out that if you use the wavelength associated with the electron, and assume that an integral number of wavelengths must fit in the circumference of an orbit, you get the same quantized angular momenta that Bohr did.

Class 12 Physics Practice Test: DE Broglie's Explanation of Bohr's Second Postulate of Quantisation
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5 Questions

1. Which of the following can be chosen to analogously represent the behavior of a particle?
2. Distance and wavelengths are proportional in a string when referring to the behavior of a particle.
3. How did de – Broglie conclude the modification of Bohr’s II postulate?
4. How did de – Broglie modify Bohr’s postulate?
5. Identify the expression for Bohr’s second postulate.