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13. What is the unit to measure the intensity of sound? Define normal​

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Answered by Anonymous
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decibel (dB) – a measure of the intensity of a sound; 1/10 of a Bel. Decibels are a relative unit comparing two pressures; therefore, a reference pressure must also be indicated

Answered by Anonymous
0

Answer:

decibel (dB) – a measure of the intensity of a sound; 1/10 of a Bel. Decibels are a relative unit comparing two pressures; therefore, a reference pressure must also be indicated

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