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 254 m, and the car completes the turn in 35.0 s. (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 ĵ. ____ m/s2 î + ____ m/s2 ĵ (b) Determine the car's average speed. ____ m/s (c) Determine its average acceleration during the 35.0-s interval. ___ m/s2 î + m/s2 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 254 m, and the car completes the turn in 35.0 s. (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 ĵ. ____ m/s2 î + ____ m/s2 ĵ (b) Determine the car's average speed. ____ m/s (c) Determine its average acceleration during the 35.0-s interval. ___ m/s2 î + m/s2 ĵ
University Physics Volume 1
18th Edition
ISBN:9781938168277
Author:William Moebs, Samuel J. Ling, Jeff Sanny
Publisher:William Moebs, Samuel J. Ling, Jeff Sanny
Chapter2: Vectors
Section: Chapter Questions
Problem 21CQ: What is wrong with the following expressions? How can you correct them? (a) C=AB , (b) C=AB , (c)...
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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 254 m, and the car completes the turn in 35.0 s.
(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 ĵ.
____ m/s2 î + ____ m/s2 ĵ
(b) Determine the car's average speed.
____ m/s
(c) Determine its average acceleration during the 35.0-s interval.
___ m/s2 î + m/s2 ĵ
____ m/s2 î + ____ m/s2 ĵ
(b) Determine the car's average speed.
____ m/s
(c) Determine its average acceleration during the 35.0-s interval.
___ m/s2 î + m/s2 ĵ
Transcribed Image Text:y
0
A
35.0⁰
C
x
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