The rays that could be used to represent the steady sound emitted bya warning siren on
Chapter 6, Problem Questions 12(choose chapter or problem)
The rays that could be used to represent the steady sound emitted bya warning siren on the top of a pole would look similar to the gravi-tational field lines (Section 2.8) representing the field around anobject. Explain why they are alike and point out the one importantdifference.
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