The force-couple system consists of the force
The equivalent wrench and the coordinates of the point where it crosses the x-y plane.
Answer to Problem 3.44P
The equivalent wrench consists of:
Force
Couple
And axis of the wrench passes through the point (0.991, -2.31, 0) m.
Explanation of Solution
Given information:
Force couple system with:
Calculations:
Unit vector in the direction of R:
Component of CR in the direction of
Expressing in vector form:
Hence, the equivalent wrench will consists of:
Force
Couple
Now let the wrench intersects the x-y plane at A (x, y, 0).
Where,
And,
Substituting,
Equating
Conclusion:
The equivalent wrench consists of force
And this wrench intersects the x-y plane at the point (0.991, -2.31, 0) m.
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Chapter 3 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