Question: Define noise? State the method to measure and prevent noise in a building?
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Subject:- Environmental Engineering-II

Topic:- Municipal Solid Waste Management

Difficulty: Moderate

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modified 9 weeks ago  • written 9 weeks ago by gravatar for Abhishek Tiwari Abhishek Tiwari ♦♦ 50
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Noise:

Noise define as any undesirable human or machine created noise which disturb the activity or balance of human or animal life. It’s expressed in decibel (dB).

Instrument : Sound level meter.

Following are the preventive measure of a noise in a building:

• A sound insulation can be done by constructing window with more than one panel of glass and filling the gap with sound absorbing material.

• Acoustical tiles, perforated plywood can be fixed on wall ceiling floor, to reduce noise.

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written 9 weeks ago by gravatar for Abhishek Tiwari Abhishek Tiwari ♦♦ 50
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