Three forces of the same magnitude P act on a cube of side a as shown. Replace the three forces by an equivalent wrench and determine (a) the magnitude and direction of the resultant force R, (b) the pitch of the wrench, (c) the axis of the wrench.

INSTRUCTOR'S SOLUTIONS MANUAL TO ACCOMPANY A FIRST COURSE IN THE FINITE ELEMENT METHOD FIFTH EDITION DARYL L. LOGAN Contents Chapter 1 1 Chapter 2 3 Chapter 3 23 Chapter 4 127 Chapter 5 183 Chapter 6 281 Chapter 7 319 Chapter 8 338 Chapter 9 351 Chapter 10