(1) Racing cars A and B are traveling on circular portions of a race track with the speeds indicated in the figure. At the instant shown, the speed of A is decreasing at the rate of 7 m/s², and the speed of B is increasing at the rate of 2 m/s?. For the positions shown, determine the values of r, 6, ř, è,ï and ë with respect to the observer at A, where r and 0 are measured relative to a longitudinal axis fixed to car A as indicated in the figure.

(1) Racing cars A and B are traveling on circular portions of a race track with the speeds indicated in the figure. At the instant shown, the speed of A is decreasing at the rate of 7 m/s², and the speed of B is increasing at the rate of 2 m/s?. For the positions shown, determine the values of r, 6, ř, è,ï and ë with respect to the observer at A, where r and 0 are measured relative to a longitudinal axis fixed to car A as indicated in the figure.

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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(1) Racing cars A and B are traveling on circular portions of a race track with the speeds indicated in the
figure. At the instant shown, the speed of A is decreasing at the rate of 7 m/s², and the speed of B is
increasing at the rate of 2 m/s?. For the positions shown, determine the values of r, 0, †, è,ï and ö with
respect to the observer at A, where r and 0 are measured relative to a longitudinal axis fixed to car A as
indicated in the figure.
250 m
162 km/h
450
B
400 m
300 m
300
144 km/h
700 m

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