A sports car moving at constant velocity travels 110 min 5.1 s. If it then brakes and comes to a stop in 4.5 s, what is the magnitude of its acceleration (assumed constant) in m/s²? Express your answer using two significant figures. 17 ΑΣΦ ? m/s² a = Submit Request Answer Part B Express the answer in terms of "g's," where g = 9.80 m/s². Express your answer using two significant figures. D [ΫΠΙ ΑΣΦ ? a = g

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 2.10CYU: Check Your Understanding Verify that vector v V obtained in Example 2.14 is indeed a unit vector by...
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A sports car moving at constant velocity travels 110
m in 5.1 s.
Part A
If it then brakes and comes to a stop in 4.5 s, what is the magnitude of its acceleration (assumed constant) in m/s²?
Express your answer using two significant figures.
[ΠΙ ΑΣΦ
?
m/s²
a =
Submit
Request Answer
Part B
Express the answer in terms of "g's," where g = 9.80 m/s².
Express your answer using two significant figures.
VE ΑΣΦ
?
a =
8.0
g
Transcribed Image Text:A sports car moving at constant velocity travels 110 m in 5.1 s. Part A If it then brakes and comes to a stop in 4.5 s, what is the magnitude of its acceleration (assumed constant) in m/s²? Express your answer using two significant figures. [ΠΙ ΑΣΦ ? m/s² a = Submit Request Answer Part B Express the answer in terms of "g's," where g = 9.80 m/s². Express your answer using two significant figures. VE ΑΣΦ ? a = 8.0 g
A bowling ball traveling with constant speed hits the
pins at the end of a bowling lane 16.5 m long. The
bowler hears the sound of the ball hitting the pins
2.82 s after the ball is released from his hands.
Part A
What is the speed of the ball? The speed of sound is 340 m/s.
——| ΑΣΦ
?
Uball =
m/s
Transcribed Image Text:A bowling ball traveling with constant speed hits the pins at the end of a bowling lane 16.5 m long. The bowler hears the sound of the ball hitting the pins 2.82 s after the ball is released from his hands. Part A What is the speed of the ball? The speed of sound is 340 m/s. ——| ΑΣΦ ? Uball = m/s
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