Calculate the change in length of the component - calculate

Question

1.

The component shown in Fig 1 is made from a material with the following properties and is subjected to a compressive force of SkN.

Material Properties :

Young's Modulus of Elasticity - 200 GNrne²

Modulus of Rigidity - 90 GNrriz

Poisons ratio - 0.32

Calculate :

(a) The stress in :

(i)  the circular section

(ii) the square section

(b) The strain in :

(i) The circular section

(ii) The square section

(c) The change in length of the component

(d) The change in diameter of the circular section

(e) The change in the 40mm dimension on the square section

(f) If the same component were subjected to a shear force of 7 kN as shown in FIG 2. calculate the shear strain in :

The circular section

(ii) The square section