In order to keep an object weighing 20 newtons moving at constant speed along a horizontal surface, a force of 10 newtons is required. The force of friction between the surface and the object is (1) ON (2) 10 N (3) 20 N (4) 30 N

College Physics
11th Edition
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter4: Newton's Laws Of Motion
Section: Chapter Questions
Problem 20P: A horizontal force of 95.0 N is applied to a 60.0-kg crate on a rough, level surface. If the crate...
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please help with question number 28
28. In order to keep an object weighing 20 newtons moving at constant
speed along a horizontal surface, a force of 10 newtons is required.
The force of friction between the surface and the object is
(1) ON
(2) 10 N
(3) 20 N
(4) 30 N
liding
inclined nlono
Transcribed Image Text:28. In order to keep an object weighing 20 newtons moving at constant speed along a horizontal surface, a force of 10 newtons is required. The force of friction between the surface and the object is (1) ON (2) 10 N (3) 20 N (4) 30 N liding inclined nlono
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