The coefficient of friction between all surfaces is us = 0.4 and UK = 0.3. The mass of A is 11 kg and the mass of B is 36 kg. Assume the pulley is mass less and frictionless. Determine the smallest force P required to keep the system moving. P A B

The coefficient of friction between all surfaces is us = 0.4 and UK = 0.3. The mass of A is 11 kg and the mass of B is 36 kg. Assume the pulley is mass less and frictionless. Determine the smallest force P required to keep the system moving. P A B

International Edition---engineering Mechanics: Statics, 4th Edition

4th Edition

ISBN:9781305501607

Author:Andrew Pytel And Jaan Kiusalaas

Publisher:Andrew Pytel And Jaan Kiusalaas

Chapter7: Dry Friction

Section: Chapter Questions

Problem 7.55P: A wedge is used to prop up the 6000-lb block of marble. The wedge angle is =30, and the angle of...

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Question

The coefficient of friction between all surfaces is us = 0.4 and μK = 0.3. The mass of A is 11 kg and the mass of B is 36 kg. Assume the pulley is mass less and
frictionless. Determine the smallest force P required to keep the system moving.
P
A
A
B

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