*5-60. The platform scale consists of a combination of third and first class levers so that the load on one lever becomes the effort that moves the next lever. Through this arrangement, a small weight can balance a massive object. If x = 450 mm, determine the required mass of the counterweight S required to balance the load L having a mass of 90 kg. 100 mm, 150 mm 250 mm A E C D 150 mm H F -350 mm L G B X Probs. 5-60/61 S

*5-60. The platform scale consists of a combination of third and first class levers so that the load on one lever becomes the effort that moves the next lever. Through this arrangement, a small weight can balance a massive object. If x = 450 mm, determine the required mass of the counterweight S required to balance the load L having a mass of 90 kg. 100 mm, 150 mm 250 mm A E C D 150 mm H F -350 mm L G B X Probs. 5-60/61 S

International Edition---engineering Mechanics: Statics, 4th Edition

4th Edition

ISBN:9781305501607

Author:Andrew Pytel And Jaan Kiusalaas

Publisher:Andrew Pytel And Jaan Kiusalaas

Chapter5: Three-dimensional Equilibrium

Section: Chapter Questions

Problem 5.5P: The homogeneous plate of weight W is supported by a ball-and-socket joint at D and three wires. Draw...

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