W A T K I N S - J O H N S O N C O M P A N Y Semiconductor Equipment Group

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Engineering 36
Lab-14 Chp7EquilProblems
Bruce Mayer, PE Licensed Electrical Mechanical
EngineerBMayer_at_ChabotCollege.edu
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Rocking Beam

• Given Geometry and Loading Find distance a such
  that The Reaction at Pt-B is limited

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Spring Crank

• Find
• Tension, T
• Reactions at Points C D
• Given
• 4 inch Pulley at Pt-A
• kspring 2 lb/in
• Spring Unstretched for ? 0

• Brg at Pt-C is NOT a thrust Brg
• The Machine is at Rest and in equilibrium
• ? 180

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Wire Suspended Pipe

• Given Lineal Density for pipe of 5 lb/ft
• Find
• The Largest Possible value for a the will not
  cause the assy to tip
• The Tension in each Wire

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Cable Supported Boom

• Loading and Geometry Find
• Tension in the two cables
• The Reaction at Ball--Socket Support at Pt-A

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