3-67. Three 10-lb balls and one 15-lb ball are suspended from the pulley-and-cable system. If the pulleys are frictionless and the centers of all of them lie in the same horizontal plane, determine the sags for equilibrium of the system. 10 lb 20 in. 20 in. 10 lb 15 lb 20 in. 10 lb

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A: Givena=5.8mb=3.6mc=2.1mh=5.2m

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A: Solution:

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A:

Q: 3. Three kids stand on a see-saw as shown. The see-saw has a uniform cross section and weighs 10 lb,…

A: Given Data  mA= 30 lb mB= 40 lb mC=20 lb

Q: CHAPTER FOUR Equilibrium of Coplanar Forc 4.13 Calculate the horizontal force F that should be…

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Q: Determine the reactions at supports A and B. A 500 lb/ft -6 ft 6 ft- 700 lb/ft -8 ft- 9 ft 6 ft

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A:

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Slope and Deflection

The slope in a deflected beam is described as an angle in radians made by the tangent of the section with the original axis of the beam. The deflection at any point on the axis of the beam is defined as the lateral displacement of the point before and after loading.