An article on noise pollution states that noise intensity levels in large cities grow at the rate of 1 dB per year
a) To what percentage of increase in intensity does this decibel rise rate correspond?
b) In how many years will there be noise intensity duplication if the rate of 1dB per year is maintained?
Answers: 3
Physics, 21.06.2019 18:30, iliketurtures
Three archers each fire four arrows at a target. joe’s four arrows hit at points 10 cm above, 10 cm below, 10 cm to the left, and 10 cm to the right of the center of the target. all four of moe’s arrows hit within 1 cm of a point 20 cm from the center, and flo’s four arrows hit within 1 cm of the center. the contest judge says that one of the archers is precise but not accurate, another archer is accurate but not precise, and the third archer is both accurate and precise. which description applies to which archer? explain
Answers: 2
Physics, 22.06.2019 09:00, celestemaria0727
For which pair of objects would adding the same a
Answers: 1
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