Concept explainers
The cable carrying three 400-lb loads has a sag at C of
The force in each segment of the cable.
Answer to Problem 6.83P
Explanation of Solution
Given Information:
Load for each segment are
Concept used:
Moment of force in different points.
Calculation:
For support reaction moment about point
Reaction force along
Therefore,
Reaction force along
Therefore,
Moments about point
Reaction force along
Therefore,
Similarly, resultant force along
Now, let us consider,
Therefore,
Substituting the values and solving we get,
Consider joint
From the above figure,
Now,
Therefore,
Consider joint
From the above figure,
Now,
Solving we get,
Now, considering moment about point
Therefore, reaction force,
Considering joint
From the above figure,
Now,
Solving we get,
Consider joint
Therefore,
Now, considering moment about point
Therefore, Reaction force,
From the above figure,
Now,
Therefore,
Conclusion:
The force in each segment of the cable are
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Chapter 6 Solutions
International Edition---engineering Mechanics: Statics, 4th Edition
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- International Edition---engineering Mechanics: St...Mechanical EngineeringISBN:9781305501607Author:Andrew Pytel And Jaan KiusalaasPublisher:CENGAGE L