alleryBy Bohr's first postulate, an electron in a stable orbit emits:
ANo radiation
BMuch radiation
CSome radiation
DHeat radiation
Answer & Solution
Correct answer: A. No radiation
1. Classical theory predicted a revolving charge must radiate.
2. Bohr's first postulate contradicts that prediction.
3. The electron revolves without emitting radiant energy.
_Source: syllabus Physics Part II, Chapter 12, Atoms._
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