Science, asked by roysurjo628, 8 months ago

WHAT IS THE DECREASE% IN NOISE POLLUTION THIS YEARAT 9PM OF SECTOR 39AS COMPARED TO LAST YEAR

Answers

Answered by aviralshukla064
12

Answer:

Sector 17 had noise pollution between 9pm– 10pm with figure of 66.7 DB (A), which was 69.7 DB (A) last year. The level of noise pollution at Sector 39 was highest between 8pm– 9 pm with figure of 68.6 DB (A), which was 68.8 DB (A) last year.

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Answered by harinipriya16
7

ANSWER : The level of noise pollution at Sector 39 was highest between 8pm– 9 pm with figure of 68.6 DB (A), which was 68.8 DB (A) last year.

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