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NEET UG PHYSICS MCQ: WAVES

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Application +4 | -1
Three sources of equal intensities with frequencies 400,  401   and   402  vib/s400,\,\,401\,\,\,and\,\,\,402\,\,vib/s are sounded together. The number of beats/s is
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Correct option: C
22
Option C (2) is correct because the number of beats is determined by the maximum difference between the frequencies.

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