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In which unit sound is measured?

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in Energy Management by (679k points)
In which unit sound is measured?

(a) Kilometer

(b) Pascal

(c) Kilogram

(d) Decibel

I have been asked this question in an international level competition.

My question comes from Noise Pollution and its Effects in section Environmental Pollution of Energy Management

1 Answer

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Right answer is (d) Decibel

The explanation: Noise pollution is measured in terms of decibel (dB). This parameter depends on the various environmental conditions. If the decibel level increased than the threshold it causes problems to humans and other organisms.

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