Bodies A and B are joined by a cord parallel tothe inclined plane as shown. Under body Awhich weighs 200 kN U = 0.20 while U = 0.50under body B which weighs 300 kN. Determinethe angle at which motion impends. What isthen the tension in the cord?200u=0.20300μ=0.50 A homogenous block of weight W rests uponthe incline as shown in figure below if thecoefficient of friction is 0.30. Determine thegreatest height h at which a force P parallel tothe incline may be applied so that the block willslide up the incline without tipping over.WN₁

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Bodies A and B are joined by a cord parallel to the inclined plane as shown. Under body A which weighs 200 kN U = 0.20 while U = 0.50 under body B which weighs 300 kN. Determine the angle at which motion impends. What is then the tension in the cord? 200 u=0.20 300 μ=0.50

Bodies A and B are joined by a cord parallel to the inclined plane as shown. Under body A which weighs 200 kN U = 0.20 while U = 0.50 under body B which weighs 300 kN. Determine the angle at which motion impends. What is then the tension in the cord? 200 u=0.20 300 μ=0.50

Glencoe Physics: Principles and Problems, Student Edition

1st Edition

ISBN:9780078807213

Author:Paul W. Zitzewitz

Publisher:Paul W. Zitzewitz

Chapter5: Displacement And Force In Two Dimensions

Section: Chapter Questions

Problem 82A

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Newton’s Third Law of Motion

The horse pulls the cart and the cart pulls the horse in response as per Newton third law. So the big question is, “Don’t the two forces cancel each other? How does the cart accelerate?”

Question

Bodies A and B are joined by a cord parallel to
the inclined plane as shown. Under body A
which weighs 200 kN U = 0.20 while U = 0.50
under body B which weighs 300 kN. Determine
the angle at which motion impends. What is
then the tension in the cord?
200
u=0.20
300
μ=0.50

A homogenous block of weight W rests upon
the incline as shown in figure below if the
coefficient of friction is 0.30. Determine the
greatest height h at which a force P parallel to
the incline may be applied so that the block will
slide up the incline without tipping over.
W
N₁

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