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GATE2017 CE-2-8
As per Noise Pollution (Regulation and Control) Rules $2000$ of India, the day time noise limit for a residential zone, expressed in dB(A)L$_{eq}$, is $55$ $65$ $75$ $85$

gatecse asked in Noise Pollution Aug 7, 2019

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GATE2016-2-20
The sound pressure (expressed in $\mu P a$) of the faintest sound that a normal healthy individual can hear is $0.2$ $2$ $20$ $55$

Milicevic3306 asked in Noise Pollution Mar 28, 2018

by Milicevic3306

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GATE2016-2-51
A noise meter located at a distance of $30 \: m$ from a point source recorded $74 \: dB$. The reading at a distance of $60 \: m$ from the point source would be __________

Milicevic3306 asked in Noise Pollution Mar 28, 2018

by Milicevic3306

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GATE2017 CE-1: 52
The equivalent sound power level (in dB) of the four sources with the noise levels of $60$ dB, $69$ dB, $70$ dB and $79$ dB is ______

Milicevic3306 asked in Noise Pollution Mar 26, 2018

by Milicevic3306

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