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Study of Sound — Science STD 9 — Question

Maharashtra BoardEnglish MediumSTD 9ScienceStudy of Sound1 Mark
MCQ
SI unit of ………………………………. is Hertz (Hz).
  • A
    Wavelength
  • ✓
    Frequency
  • C
    Speed of wave
  • D
    Velocity
✓

Answer

Correct option: B.
Frequency
frequency

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