The intensity \((I)\) of a sound wave depends on the distance \((x)\) from the source as:
1. | \(I\propto x\) | 2. | \(I\propto \dfrac1x\) |
3. | \(I\propto \dfrac1{x^2}\) | 4. | none of the above |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology1. | The energy of any small part of a string remains constant in a travelling wave. |
2. | The energy of any small part of a string remains constant in a standing wave. |
3. | The energies of all the small parts of equal length are equal in a travelling wave. |
4. | The energies of all the small parts of equal length are equal in a standing wave. |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology