Q.2. A bar 600 mm long is having a cross-section of size 50 mm 50 mm. If the bar is subjected to an axial tensile load of 120 KN and lateral compression of 600 KN on faces of sizes 50 mm 600 mm, find the changes in (a) size, and (b) volume. Given: E = 2 x 105 N/mm, and = 0.3. [10] GMB