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Question
Which of the following materials helps to absorb noise and curb noise pollution?
Options
Curtains
Wooden panels
Carpets
All of these.
MCQ
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Solution
All of these.
Explanation:
Curtains and carpets (soft, porous surfaces) absorb and damp sound waves, while wooden panels (especially perforated or backed with insulation) help absorb and diffuse sound, so all three reduce noise and help curb noise pollution.
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