Is it true that carpets and curtains/dra | Class 12 Biology Chapter Environmental Issues, Environmental Issues NCERT Solutions

Question:

Is it true that carpets and curtains/drapes placed on the floor or wall surfaces can reduce noise level. Explain briefly?

Answer:

Yes, carpet and curtains/ drapes placed on the floor or wall surfaces can reduce the noise level. They contain muffling devices. Muffle is used to quiet a sound by wrapping it with something to dull the sound. Carpets are the sound absorbers because it is made up of higher density volume of pile tufts, wool fibres, nylon, fibres etc. which absorbs sound and help in to reduce the noise pollution.

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Welcome to the NCERT Solutions for Class 12 Biology - Chapter . This page offers a step-by-step solution to the specific question from Excercise 0 , Question 1: Is it true that carpets and curtains/drapes placed on the floor or wall surfaces can reduce noise le....

Is it true that carpets and curtains/dra | Class 12 Biology Chapter Environmental Issues, Environmental Issues NCERT Solutions

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