1. How much more intense is a 110 dB sound heard at a rock concert than...
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1. How much more intense is a 110 dB sound heard at a rock concert than a 60 dB sound heard during normal conversation? 2. A car is traveling down a highway at 27 m/s when the temperature of the air is 12C. The driver sounds a 420 Hz horn when passing a stationary person at the side of the road. What frequency will the person hear when the car is approaching and when it is moving away? 1. How much more intense is a 110 dB sound heard at a rock concert than a 60 dB sound heard during normal conversation? 2. A car is traveling down a highway at 27 m/s when the temperature of the air is 12C. The driver sounds a 420 Hz horn when passing a stationary person at the side of the road. What frequency will the person hear when the car is approaching and when it is moving away?
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