Question

Which is best used as a sound absorbing material in partition walls ?

A) Stone chips
B) Steel
C) Glass - wool
D) Glass pieces​

Answer 1

Answer:

C) Glass - wool

Explanation:

Materials that do not transfer mechanical energy well. These tend to be soft,flexible, low density, and with high surface area to linear area ratios.

Answer 2

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HERE IS YOUR ANSWER :-

glass - wool is best used as a sound absorbing material in partition walls...

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