The block brake shown below is set by a spring that produces a force S on each arm equal to 682 lb. The wheel diameter is 14 in., and the angle of contact for each block is 110°. Using 0.40 as a value of the coefficient of friction between the drum and lining, determine the maximum torque in foot-pounds that the brake is capable of absorbing. S + S 1/2" 1/2"

The block brake shown below is set by a spring that produces a force S on each arm equal to 682 lb. The wheel diameter is 14 in., and the angle of contact for each block is 110°. Using 0.40 as a value of the coefficient of friction between the drum and lining, determine the maximum torque in foot-pounds that the brake is capable of absorbing. S + S 1/2" 1/2"

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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