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Question: Answered & Verified by Expert
If frequencies are $(v-1)$ and $(v+2)$, then find the value of beats.
PhysicsWaves and SoundCOMEDKCOMEDK 2021
Options:
  • A 2
  • B 1
  • C 3
  • D 4
Solution:
2569 Upvotes Verified Answer
The correct answer is: 2
Given, frequencies, $v_{1}=v-1$ and $v_{2}=v+1$
Beats $=$ Difference in frequencies
$$
=(v+1)-(v-1)=2
$$

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