A professor walks in a long hall carrying a vibrating 512 Hz tuning fork. The end of the hall is closed so that sound reflects from it. The student… | Cheap Nursing Papers

A professor walks in a long hall carrying a vibrating 512 Hz tuning fork. The end of the hall is closed so that sound reflects from it. The student…

A professor walks in a long hall carrying a vibrating 512 Hz tuning fork. The end of the hall is closed so that sound reflects from it. The student hears 4 beats per second. How fast is the student walking and in what direction?

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