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Q: The SI unit of sound wave frequency was named in honour of which physicist?
  • A. Werner Karl Heisenberg
  • B. Heinrich Rudolf Hertz
  • C. Albert Einstein
  • D. J C Maxwell
Correct Answer: Option B - The term 'Hertz' was proposed in the early 1920s by German scientists to honour the 19th century German physicist Heinrich Hertz. Hertz is the SI unit of Frequency.
B. The term 'Hertz' was proposed in the early 1920s by German scientists to honour the 19th century German physicist Heinrich Hertz. Hertz is the SI unit of Frequency.

Explanations:

The term 'Hertz' was proposed in the early 1920s by German scientists to honour the 19th century German physicist Heinrich Hertz. Hertz is the SI unit of Frequency.