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The sound absorption of light weight concrete is _________

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in Construction & Building Materials by (190k points)
The sound absorption of light weight concrete is _________

(a) Medium

(b) Bad

(c) Good

(d) Cannot say

The question was asked in unit test.

I'd like to ask this question from Different Types of Concrete topic in division Cement Concrete Construction of Construction & Building Materials

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Best answer
Right answer is (c) Good

For explanation I would say: The sound absorption of light weight concrete is good because of the fact that the air borne sound energy is converted into heat in the minute channels of the concrete.

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