Why do engineers play a variety of roles in the engineering process? They are part of a team. They need to act as both scientists and engineers when working on a project. They have to brainstorm, build, and design all of their projects alone. They have to be cyclical in their process.

Ifa component is made of two or more materials with different modulus of elasticity (e), it is called a composite member and we calculate the factor·n". mention the formula for calculating n". also, ifn> 1, explain what will happen to the 1. transformed.gi) ifn 1, what will happen to the material when transformed material when