R2-2. Resolve the force into components along the u and v axes and determine the magnitudes of these components. F = 250 N 30° 105

2-59. If F 5 kN and 0 = 30°, determine the magnitude of the resultant force and its direction, measured counter- clockwise from the positive x axis. 4 kN 15° y 0. 6 F 30° 6 kN

*2-80. The cables each exert a force of 400 N on the post. Determine the magnitude of the projected component of F1 along the line of action of F2. F = 400 N 120° 60° 20° F = 400 N

2-29. Determine the magnitude of the resultant force and its direction measured counterclockwise from the positive x axis. 60° 30° F = 400 N 456 F = 250 N

*2-32. Determine the magnitude of the resultant force and its direction, measured counterclockwise from the positive x axis. y F₁ = 200 N 45° 30° F₂ = 150 N X

Problem 3: Two forces are applied to a hook support as shown. If P = 65N, determine the required angle a such that the resultant force R is horizontal and find the corresponding magnitude of R. 50 N P 25° α