Physics, 28.02.2020 22:50 ayoismeisalex

In the afternoon, the decibel level of a busy freeway is 85 dB with 90 cars passing a given point every minute. Late at night, the traffic flow is only 8 cars per minute. What is the late-night decibel level?

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In the afternoon, the decibel level of a busy freeway is 85 dB with 90 cars passing a given point ev...