A car initially traveling eastward turns north by traveling in a circular path at uniform speed as in the figure below. The length of the arc ABC is 247 m, and the car completes the turn in 32.0 s. 35.0° C B (a) What is the acceleration when the car is at B located at an angle of 35.0°? Express your answer in terms of the unit vectors î and j. m/s2 î + m/s2 ĵ (b) Determine the car's average speed. m/s (c) Determine its average acceleration during the 32.0-s interval. m/s2 î + m/s? ĵ

A car initially traveling eastward turns north by traveling in a circular path at uniform speed as in the figure below. The length of the arc ABC is 247 m, and the car completes the turn in 32.0 s. 35.0° C B (a) What is the acceleration when the car is at B located at an angle of 35.0°? Express your answer in terms of the unit vectors î and j. m/s2 î + m/s2 ĵ (b) Determine the car's average speed. m/s (c) Determine its average acceleration during the 32.0-s interval. m/s2 î + m/s? ĵ

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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Concept explainers

Centripetal Force

A particle, body, object or certain mass while travelling in a rotational path or semicircular path, experiences an inertia force. If that inertia force pulls the towards the inward of the imaginary circle in the rotation, it is termed as centripetal force.

Question

A car initially traveling eastward turns north by traveling in a circular path at
uniform speed as in the figure below. The length of the arc ABC is 247 m, and
the car completes the turn in 32.0 s.
35.0°
C
B
(a) What is the acceleration when the car is at B located at an angle of
35.0°? Express your answer in terms of the unit vectors î and j.
m/s2 î +
m/s2 ĵ
(b) Determine the car's average speed.
m/s
(c) Determine its average acceleration during the 32.0-s interval.
m/s2 ĵ
m/s2 î +

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