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The absorption of a surface is the product of the __________ of the surface and its absorption coefficient.

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The absorption of a surface is the product of the __________ of the surface and its absorption coefficient.

(a) Length

(b) Area

(c) Volume

(d) Width

The question was asked by my college director while I was bunking the class.

The doubt is from Acoustics topic in division Acoustics and Ventilation of Construction & Building Materials

1 Answer

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Best answer
Right choice is (b) Area

The best explanation: The absorption of a surface is the product of the area of the surface and its absorption coefficient. The absorption coefficient is used to indicate the sound reducing the effect of an absorber which depends on its area and on the efficiency of the material.

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