Question

Why is the reliability of a material an important property?

(a) To maintain material cost

(b) To maintain the quality of material

(c) To obtain old stock material

(d) To consider supplementary material

This question was addressed to me during an online interview.

Asked question is from Factors Affecting the Selection of Materials topic in division Materials Selection of Aerospace Materials & Processes

Answer 1

Right choice is (b) To maintain the quality of material

Easiest explanation: Reliability of a material is important to maintain the quality of the material. The material has to be manufactured by a standard manufacturer that produces good quality material to ensure that the material is not easily damaged.