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Question: Answered & Verified by Expert
Beats are produced by frequencies $v_1$ and $v_2\left(v_1>v_2\right)$. The duration of time between two successive minima is
PhysicsWaves and SoundAP EAMCETAP EAMCET 2023 (16 May Shift 2)
Options:
  • A $\frac{1}{v_1+v_2}$
  • B $\frac{2}{v_1-v_2}$
  • C $\frac{2}{v_1+v_2}$
  • D $\frac{1}{v_1-v_2}$
Solution:
2836 Upvotes Verified Answer
The correct answer is: $\frac{1}{v_1-v_2}$
The time interval between two successive beats $\mathrm{T}=\frac{1}{\text { Beat frequency }}=\frac{1}{\mathrm{f}_1-\mathrm{f}_2}$

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