4. The bicycle and rider have a combined weight of 240-lbs acting at G. The coefficient of static friction between the wheels and the dirt is u, = .7 and the brakes are fully 1.4h engaged. 240 LB 3.2ft a) Draw and label a complete FBD Hint: it is easier if you treat AB os the x-axis 3.0t b) Find the normal force on each wheel at A and B. 28 c) Will the bike slide on the dirt?
4. The bicycle and rider have a combined weight of 240-lbs acting at G. The coefficient of static friction between the wheels and the dirt is u, = .7 and the brakes are fully 1.4h engaged. 240 LB 3.2ft a) Draw and label a complete FBD Hint: it is easier if you treat AB os the x-axis 3.0t b) Find the normal force on each wheel at A and B. 28 c) Will the bike slide on the dirt?
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 7.8P: The brake pads at C and D are pressed against the cylinder by the spring BF. The coefficient of...
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