Solved: Three radio-equipped plumbing vans are broadcastingon the same frequency f 0
Chapter 2, Problem 53(choose chapter or problem)
Three radio-equipped plumbing vans are broadcastingon the same frequency f 0. Van 1 is moving northof van 2 with speed v, van 2 is fi xed, and van 3 is movingwest of van 2 with speed v. What frequency doesvan 3 hear from van 2; from van 1?
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