6/5 The 1.2-kg wooden block is used for level support of the 9-kg can of paint. Determine the magnitude and direction of (a) the friction force exerted by the roof surface on the wooden block and (b) the total force exerted by the roof surface on the wooden block. Ans. (a) F 31.6 N, (b) P 100.1 N up %3D PAINT H=0.90 4. 12

6/5 The 1.2-kg wooden block is used for level support of the 9-kg can of paint. Determine the magnitude and direction of (a) the friction force exerted by the roof surface on the wooden block and (b) the total force exerted by the roof surface on the wooden block. Ans. (a) F 31.6 N, (b) P 100.1 N up %3D PAINT H=0.90 4. 12

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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