The security alarm on a parked car goes off and produces a frequency of 956 Hz....

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The security alarm on a parked car goes off and produces a frequency of 956 Hz....

The security alarm on a parked car goes off and produces a frequency of 956 Hz. The speed of sound is 343 m/s. As you drive toward this parked car, pass it, and drive away, you observe the frequency to change by 76.4 Hz. At what speed are you driving?

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The security alarm on a parked car goes off and produces a frequency of 956 Hz....

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The security alarm on a parked car goes off and produces a frequency of 956 Hz....