Answer question 1(a-c), express your answers using three significant figures separated by a comma. Show all your work. 1. A police car sounding a siren with a frequency of 1540 HzHz is traveling at 115 km/hkm/h. a. What frequencies does an observer standing next to the road hear as the car approaches and as it recedes? What frequencies are heard in a car traveling at 90.0 km/hkm/h in the opposite direction before and after passing the police car? The police car passes a car traveling in the same direction at 80.0 km/hkm/h. What two frequencies are heard in this car? b. C.

Answer question 1(a-c), express your answers using three significant figures separated by a comma. Show all your work. 1. A police car sounding a siren with a frequency of 1540 HzHz is traveling at 115 km/hkm/h. a. What frequencies does an observer standing next to the road hear as the car approaches and as it recedes? What frequencies are heard in a car traveling at 90.0 km/hkm/h in the opposite direction before and after passing the police car? The police car passes a car traveling in the same direction at 80.0 km/hkm/h. What two frequencies are heard in this car? b. C.

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

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