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Engineering Mechanics: Dynamics | 13th Edition | ISBN: 9780132911276 | Authors: Russell C. Hibbele
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12-139. The motorcycle is traveling at a constant speed of

Chapter 12, Problem 12-139

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QUESTION:

12-139. The motorcycle is traveling at a constant speed of 60 km/h. Determine the magnitude of its acceleration when it is at point A.

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QUESTION:

12-139. The motorcycle is traveling at a constant speed of 60 km/h. Determine the magnitude of its acceleration when it is at point A.

ANSWER:

Problem 12-139

The motorcycle is traveling at a constant speed of 60 km/h. Determine the magnitude of its acceleration when it is at point A.

                                                              Step by Step Solution

Step 1 of 2

Coordinate system.Although the path has been expressed in terms of its x and y coordinates,we can still establish the origin of the n,t axes at the fixed point A(when x=25 m) on the path and determine the components of and  along these axes,as shown in the figure.

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