If the track is designed in such a way that roller coaster passengers do not feel a normal force equal to zero or more than 4 times their weight, determine the limiting heights hA and hc. The roller coaster car departs from the home in position A. Despise the friction. A Pc = 20 m PB 15 m hA %3D hc B

If the track is designed in such a way that roller coaster passengers do not feel a normal force equal to zero or more than 4 times their weight, determine the limiting heights hA and hc. The roller coaster car departs from the home in position A. Despise the friction. A Pc = 20 m PB 15 m hA %3D hc 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 7.71P: The 600-lb cable spool is placed on a frictionless spindle that has been driven into the ground. If...

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The 600-lb cable spool is placed on a frictionless spindle that has been driven into the ground. If the force required to start the spool rotating is F = 160 lb, determine the coefficient of friction between the ground and the spool. Neglect the diameter of the spindle compared to the diameter of the spool.
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