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प्रश्न
What is the unit for measuring noise pollution?
विकल्प
Millibar
Decibel
Decimetre
Centimetre
MCQ
उत्तर
Decibel
Explanation:
Because the human ear is capable of detecting a wide range of sound pressure levels (10-102 Pascal (Pa)), they are measured on a logarithmic scale in decibels (dB).
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