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 | |