alleryFoucault carried out that measurement in the year:
A1678
B1637
C1850
D1801
Answer & Solution
Correct answer: C. 1850
1. The wave theory had waited a long time for direct support.
2. The speed of light in water was measured and found smaller.
3. The year of that experiment was 1850.
_Source: syllabus Physics Part II, Chapter 10, Wave Optics._
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