12.9 A 20-kg package is at rest on an incline when a force P is applied to it. Determine the magnitude of P if 10 s is required for the package to travel 5 m up the incline. The static and kinetic coef- ficients of friction between the package and the incline are both equal to 0.3.

College Physics
11th Edition
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter1: Units, Trigonometry. And Vectors
Section: Chapter Questions
Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...
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30°
20
Fig. P12.9
Transcribed Image Text:30° 20 Fig. P12.9
12.9 A 20-kg package is at rest on an incline when a force P is applied
to it. Determine the magnitude of P if 10 s is required for the
package to travel 5 m up the incline. The static and kinetic coef-
ficients of friction between the package and the incline are both
equal to 0.3.
Transcribed Image Text:12.9 A 20-kg package is at rest on an incline when a force P is applied to it. Determine the magnitude of P if 10 s is required for the package to travel 5 m up the incline. The static and kinetic coef- ficients of friction between the package and the incline are both equal to 0.3.
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