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Chapter 1 Vectors 74 Problems (1-2) 13) The x component of a force is -2600 lb and the direction of the force is 130°, measured in a counterclockwise sense from the positive x axis. Find the y component, and the magnitude, of the force. 14) Resolve each force acting on the post into its x and y components. Prob. 1.14 Prob. 1.15 15) Determine the magnitude and the direction angle θ of the resultant force acting on the corbel and its direction measured counterclockwise from the x axis. Engineering Mechanics (Statics) 74 Prob. 1.16 Prob. 1.17 16) Determine the magnitude of the resultant force and its direction measured counterclockwise from the positive x axis. 17) Determine the magnitude of the resultant force and its direction measured counterclockwise from the positive x axis. Prob. 1.18 Prob. 1.19 18) If the resultant force acting on the bracket is to be 750 N directed along the positive x axis, determine the magnitude of F and its direction θ. Chapter 1 Vectors 74 19) If the magnitude of the resultant force acting on the bracket is to be 80 lb directed along the u axis, determine the magnitude of F and its direction θ. 20) Determine the magnitude of the resultant force and its direction measured counterclockwise from the positive x axis. Prob. 1.20 Prob. 1.21 21) Determine the magnitude of the resultant force and its direction measured counterclockwise from the positive x axis.
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