JEE Main 2009 — Waves and Sound Question with Solution
JEE Main 2009
Question
Three sound waves of equal amplitudes have frequencies . They superpose to give beats. The number of beats produced per second will be
Choose an option
Show full solutionCorrect option: C
Correct answer
C2
Step-by-step explanation
Maximum number of beats
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This is a previous-year question from JEE Main 2009, covering the Waves and Sound chapter of Physics. PrepSharp catalogues every PYQ from JEE Main with a verified answer key and step-by-step solution prepared by IIT alumni — so you can search by chapter, topic or year and revise efficiently.