alleryQuantisation of charge was demonstrated experimentally by:
AMillikan
BFaraday
CCoulomb
DCavendish
Answer & Solution
Correct answer: A. Millikan
1. Faraday's electrolysis work only suggested the idea.
2. A direct measurement came much later.
3. Millikan demonstrated it in 1912.
_Source: syllabus Physics Part I, Chapter 1, Electric Charges and Fields._
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