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The intensity of sound is proportional to __________ of amplitude.

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in Construction & Building Materials by (190k points)
The intensity of sound is proportional to __________ of amplitude.

(a) Square root

(b) Cube root

(c) Square

(d) Cube

This question was posed to me in my homework.

The above asked question is from Acoustics in division Acoustics and Ventilation of Construction & Building Materials

1 Answer

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Best answer
Right choice is (c) Square

Best explanation: Intensity is the amount of wave energy passing through a unit area per unit time. The area taken is perpendicular to the direction of the propagation of the wave. The intensity of sound is proportional to the square of the amplitude.

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