5.14 110 100 101 011 111 101 a 001 111 110 111 101 111 011 010 011 110 (a) The above diagram shows a 111 standard projec- tion of an f.c.c. crystal in which the standard stereo- graphic triangles are outlined. Assuming that the point, a, in the figure represents the orientation of the tensile stress axis, indicate on a copy of this diagram the path that the crystal axis should follow during tensile defor- mation of the crystal. (b) Give the Miller indices of the final stress axis orien- tation.