A 20kg wagon is pulled along the level ground by a rope inclined at 30degrees above the horizontal. A friction force of 30N opposes the motion. What is the magnitude of the pulling force if the wagon is moving with (a) constant speed, (b) an acceleration of 0.400 m/s2?
A 20kg wagon is pulled along the level ground by a rope inclined at 30degrees above the horizontal. A friction force of 30N opposes the motion. What is the magnitude of the pulling force if the wagon is moving with (a) constant speed, (b) an acceleration of 0.400 m/s2?
Principles of Physics: A Calculus-Based Text
5th Edition
ISBN:9781133104261
Author:Raymond A. Serway, John W. Jewett
Publisher:Raymond A. Serway, John W. Jewett
Chapter5: More Applications Of Newton’s Laws
Section: Chapter Questions
Problem 64P: If a single constant force acts on an object that moves on a straight line, the objects velocity is...
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A 20kg wagon is pulled along the level ground by a rope inclined at 30degrees above the horizontal. A friction force of 30N opposes the motion. What is the magnitude of the pulling force if the wagon is moving with (a) constant speed, (b) an acceleration of 0.400 m/s2?
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