A truck covers 45.0 m in 8.10 s while smoothly slowing down to final speed of 2.60 m/s. (a) Find its original speed. 6.57 The constant acceleration equation involving average velocity, + vyf) might be easiest to use here. m/s (b) Find its acceleration. (Indicate the direction of the acceleration with the sign of your answer.) -0.49 You appear to have correctly calculated the acceleration using your incorrect value from part (a). m/s?

University Physics Volume 1
18th Edition
ISBN:9781938168277
Author:William Moebs, Samuel J. Ling, Jeff Sanny
Publisher:William Moebs, Samuel J. Ling, Jeff Sanny
Chapter3: Motion Along A Straight Line
Section: Chapter Questions
Problem 114CP: A cyclist sprints at the end of a race to clinch a victory. She has an initial velocity of 11.5 m/s...
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A truck covers 45.0 m in 8.10 s while smoothly slowing down to final speed of 2.60 m/s.
(a) Find its original speed.
6.57
The constant acceleration equation involving average velocity,
+ v
Vy) might be easiest to use here. m/s
(b) Find its acceleration. (Indicate the direction of the acceleration with the sign of your answer.)
-0.49
You appear to have correctly calculated the acceleration using your incorrect value from part (a). m/s?
Transcribed Image Text:A truck covers 45.0 m in 8.10 s while smoothly slowing down to final speed of 2.60 m/s. (a) Find its original speed. 6.57 The constant acceleration equation involving average velocity, + v Vy) might be easiest to use here. m/s (b) Find its acceleration. (Indicate the direction of the acceleration with the sign of your answer.) -0.49 You appear to have correctly calculated the acceleration using your incorrect value from part (a). m/s?
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