Problem: Two ropes pull a boulder. One rope pulls with 2 kN and the angle between the ropes is \(50^\circ\). The resultant makes \(20^\circ\) with the 2 kN rope. Find the pull in the second rope and the resultant.
Moving a Boulder
ID: fwamfhirn1
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What this problem relies on
1Note
Note
Adding Forces: Parallelogram Law and Triangle Rule
Find the resultant of two or more forces with the parallelogram law, the triangle rule and the laws of sines and cosines.
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Sources & References
Reference materials
1
Engineering Mechanics: Statics
R. C. Hibbeler
2021•Pearson
2
Vector Mechanics for Engineers: Statics
F. P. Beer, E. R. Johnston Jr., D. F. Mazurek
2019•McGraw-Hill Education
3
Engineering Mechanics: Statics
J. L. Meriam, L. G. Kraige, J. N. Bolton
2018•John Wiley & Sons
4
Engineering Mechanics: Statics
A. Bedford, W. Fowler
2004•Pearson Prentice Hall
5
Engineering Statics: Open and Interactive
D. W. Baker, W. Haynes
2026
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