2-78. The two forces F, and F; acting at A have a resultant force of FR= {-100k} Ib. Determine the magnitude and coordinate direction angles of F 2-79. Determine the coordinate direction angles of the force F, and indicate them on the figure. 50 F60 Ib Probs. 2-78/79

2-78. The two forces F, and F; acting at A have a resultant force of FR= {-100k} Ib. Determine the magnitude and coordinate direction angles of F 2-79. Determine the coordinate direction angles of the force F, and indicate them on the figure. 50 F60 Ib Probs. 2-78/79

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

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Question

2-78. The two forces F, and F; acting at A have a resultant
force of FR = {-100k } Ib. Determine the magnitude and
coordinate direction angles of F
2-79. Determine the coordinate direction angles of the
force F, and indicate them on the figure.
30
50
F,=60 lb
Probs. 2-78/79

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