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Propagation of Sound Waves — PHYSICS STD 9 — Question

ICSE BoardEnglish MediumSTD 9PHYSICSPropagation of Sound Waves1 Mark
MCQ
When sound travels in a medium $..........$
  • A
    the particles of the medium
  • B
    the source
  • ✓
    the disturbance
  • D
    the medium
✓

Answer

Correct option: C.
the disturbance

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