. The figure at the right shows the acceleration-time graph of a moving object. Answer the following: 1. By how much has the velocity of the object changed over the period of 20 seconds? 2. Find the velocity of the object at the end of 20 seconds if at t = Os it was moving at 20 m/s northward.

. The figure at the right shows the acceleration-time graph of a moving object. Answer the following: 1. By how much has the velocity of the object changed over the period of 20 seconds? 2. Find the velocity of the object at the end of 20 seconds if at t = Os it was moving at 20 m/s northward.

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 58P: Freight trains can product only relatively small accelerations. (a) What is the final velocity of a...

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Question

C. The figure at the right shows the acceleration-time graph
30
of a moving object. Answer the following:
1. By how much has the velocity of the object changed
over the period of 20 seconds?
20
10
+ time (s)
20
10
19
2. Find the velocity of the object at the end of 20 seconds
if at t = Os it was moving at 20 m/s northward.
-10
-20
acceleration (m/s)

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