m7: Chapter 3, Problem 25 m 8: The aluminum block has a rectangular cross section and is subjected to an axial compressive force of 8 kips. If the 1.5-in. side changed its length to 1.500132 in., determine Poisson's ratio and the new length of the 2-in. side. Assume that Eal = 104 ksi. 8 kip- 1.5 in. 2 in. 8 kip I 3 in.-