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NEET2019PhysicsWaves and SoundActual

If frequencies are (v-1),(v+1) , then find beats.

Options

  1. A2
  2. B1
  3. C3
  4. D4

Correct answer

A. 2

Step-by-step solution

For frequencies v₁=v-1 and v₂=v+1 . aligned Beats & = difference of frequencies & =v₂-v₁=(v+1)-(v-1)=v+1-v+l=2 aligned

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