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This set of Material Science Multiple Choice Questions & Answers (MCQs) focuses on Material Science Set 15

Q1 | The atomic diameter of an BCC crystal (if a is lattice parameter) is
Q2 | The atomic diameter of an FCC crystal (if a is lattice parameter) is
Q3 | The basis of determining index values for a simple structure is unit cell consisting of
Q4 | The constant distance between adjacent atoms of unit cell is called as           
Q5 | The following mechanism contributes very little the diffusivity
Q6 | The geometry of unit cell can be completely defined by _ -
Q7 | The lattice above the dislocation line is in in negative edge dislocations
Q8 | The lattice above the dislocation line is in in positive edge dislocations
Q9 | The plane (1⎯ 11) is parallel to
Q10 | The smallest representation of geometry of crystal structure of a material is called
Q11 | The study of different pattern formation of atoms is called as
Q12 | This is a one type of stacking fault
Q13 | This is a one type of twin
Q14 | Time dependent permanent deformation is called _.
Q15 | Typical density of dislocations in a solid
Q16 | Value of critical shear stress is independent of
Q17 | What is the atomic packing factor of BCC
Q18 | Which of the following is false?
Q19 | Which one of following should be preferred for brittle materials
Q20 | Which one of the following is not basic component of Materials Science?
Q21 | Which structure having higher density?
Q22 | There are basic crystal systems
Q23 | Total no of bravais lattice is
Q24 | Co-ordianation no. of Simple cubic structure is
Q25 | Simple cube have atomic packing factor =