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2019 MHT-CET PCM SET - 03 — MHT - CET STD 12 Science — Question

Maharashtra BoardEnglish MediumSTD 12 ScienceMHT - CET2019 MHT-CET PCM SET - 031 Mark
MCQ
For formation of beats, two sound notes must have ______.
  • ✓
    nearly equal frequencies and equal amplitudes
  • B
    exactly equal amplitudes only
  • C
    exactly equal frequencies only
  • D
    different amplitudes and different frequencies
✓

Answer

Correct option: A.
nearly equal frequencies and equal amplitudes
A

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