

MCQOPTIONS
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1. |
Bohr’s second postulate defines that an electron revolves only in those stable orbits where its angular momentum 'L' is some integral multiple of 'h/2π' where 'h' is the _________ constant. |
A. | Planck ’s |
B. | Rydberg's |
C. | Bohr's |
D. | Thomson’s |
Answer» B. Rydberg's | |