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The y form of iron is known as: a) ferrite b) cementite c) perlite d) austenite

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

What is the heat treatment of metals? what is the benefit of it? why and how it's useful? answer in details, do not write by hand.