McqMate
| Q. |
Which is best used as a sound absorbing material in partition walls? |
| A. | Stone chips |
| B. | Steel |
| C. | Glass – wool |
| D. | Glass pieces |
| Answer» C. Glass – wool | |
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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. |
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