What initial angular velocity should the 7.0 kg bar, uniform and slender, have when it is vertical (theta=0) to be able to rotate enough until it is horizontal (theta=90º)? When the bar is upright, the spring is undeformed.

What initial angular velocity should the 7.0 kg bar, uniform and slender, have when it is vertical (theta=0) to be able to rotate enough until it is horizontal (theta=90º)? When the bar is upright, the spring is undeformed.

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 7.11P: Solve Prob. 7.10 assuming that the pick-up truck has front-wheel drive.

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