4. In Fig. 5-40, a crate of mass m = 100 kg is pushed at constant speed up a frictionless ramp (0= 30.0°) by a horizontal force. What are the magnitudes of (a) F and (b) the force on the crate from the ramp?

4. In Fig. 5-40, a crate of mass m = 100 kg is pushed at constant speed up a frictionless ramp (0= 30.0°) by a horizontal force. What are the magnitudes of (a) F and (b) the force on the crate from the ramp?

College Physics

10th Edition

ISBN:9781285737027

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter4: The Laws Of Motion

Section4.6: Forces Of Friction

Problem 4.7QQ: If you press a book flat against a vertical wall with your hand, in what direction is the friction...

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4. Always begin by writing the general form of an equation. Insert numbers and units. Remember to show all work (and units). Present the solution well organized and clearly.

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4. In Fig. 5-40, a crate of mass m = 100 kg is pushed at constant speed up a frictionless
ramp (0= 30.0°) by a horizontal force. What are the magnitudes of (a) F and (b) the
force on the crate from the ramp?
Figure 5-40

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