In a railroad classification yard, a 68-Mg freight car moving at 0.5 m/s at A encounters a
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In a railroad classification yard, a 68-Mg freight car moving at 0.5 m/s at A encounters a retarder section of track at B which exerts a retarding force of 32 kN on the car in the direction opposite to motion. Over what distance x should the retarder be activated in order to limit the speed of the car to 3 m/s at C?
Transcribed Image Text:
150 m 3 m A B (Vertical scale exaggerated) C
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Related Book For
Engineering Mechanics Dynamics
ISBN: 9781118885840
8th Edition
Authors: James L. Meriam, L. G. Kraige, J. N. Bolton
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