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GATE ES 2025 | Question: 30

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​​Consider the following statements

  1. Sound pressure changes with distance from the source
  2. Sound power is a property of the source
  3. Sound intensity is sound power per unit volume

Choose the correct option from the following

  1. (i), (ii), and (iii) are correct
  2. only (i) and (ii) are correct
  3. only (i) and (iii) are correct
  4. only (ii) and (iii) are correct

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