question_answer

Which of the following properties of a solid are dependent on crystal imperfections?

1. Yield stress

2. Melting point

3. Semi conductivity

4. Ductility

Select the correct answer using the codes given below:

A) 1 and 3            

B) 1, 3 and 4

C) 2, 3 and 4                     

D) 2 and 4