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In the boring rig shown, the center of gravity of the .3000-kg tower is located at point G. For the position shown, determine the force exerted by the hydraulic cylinder AB.

Question-Answer › Category: Engineering Mechanics › In the boring rig shown, the center of gravity of the .3000-kg tower is located at point G. For the position shown, determine the force exerted by the hydraulic cylinder AB.
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Cornwell asked 1 year ago

In the boring rig shown, the center of gravity of the .3000-kg tower is located at point G. For the position shown, determine the force exerted by the hydraulic cylinder AB.

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Sazid Ahmad answered 1 year ago

 

Step: 1

Mass of the tower, 
Weight of the body,

Free body diagram:

 

Step: 2

From the diagram,

 

Step: 3

Consider equilibrium equations
Taking moment about D,


Therefore, the force exerted by the cylinder AB is 

 

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