Sol Cap 02 - Edicion 8

COSMOS: Complete Online Solutions Manual Organization System
Chapter 2, Solution 6.
(a)
Using the triangle rule and the Law of Sines
sinα sin 45°
=
120 N 200 N
sinα = 0.42426
α = 25.104°
or α = 25.1°!
(b) β + 45° + 25.104° = 180°
β = 109.896°
Using the Law of Sines
F aa ′ 200 N
=
sin β sin 45°
F aa ′ 200 N
=
sin109.896° sin 45°
or
F ′ = 266 N !
aa
Vector Mechanics for Engineers: Statics and Dynamics, 8/e, Ferdinand P. Beer, E. Russell Johnston, Jr.,
Elliot R. Eisenberg, William E. Clausen, David Mazurek, Phillip J. Cornwell
© 2007 The McGraw-Hill Companies.