MT 1 Flashcards
1
Q
Explain electronegativity on periodic table
A
2
Q
What are the primary bonds?
A
3
Q
What are the secondary bonds?
A
4
Q
Explain ionic bonds
A
5
Q
Explain covalent bonds
A
6
Q
Explain metallic bonds
A
6
Q
Explain covalent bonds’ direction
A
7
Q
Which are the characteristics of ionic bonds
A
8
Q
Which are the characteristics of covalent bonds
A
9
Q
Explain van der waals bonding
A
10
Q
Explain hydrogen bonds
A
11
Q
What does bonding control?
A
12
Q
What is elastic deformation ?
A
13
Q
What is young’s modulus a measure of?
A
14
Q
What is resilience?
A
15
Q
What is MOD?
A
16
Q
Explain engineering stress and strain vs true
A
17
Q
Explain poisson’s ratio
A
18
Q
What is the equilibrium interatomic distance?
A
19
Q
What is the significance of youngs modulus
A
20
Q
Explain plastic deformation
A
21
Q
What is yield strength
A
22
Q
What is work hardening
A
23
Q
What is UTS
A
24
Heterogenous yielding vs homogeneous yielding
25
Explain elastic recovery after plastic deformation
26
Explain how necking occurs
27
Explain ductility
28
Explain toughness
29
How does carbon composition affect steels
30
Explain safety factors
31
What is hardness testing
32
Crystalline material:
33
Crystal structure:
34
Crystal morphology
35
What is the unit cell
36
What are the three unit cells
37
What is coordination number
38
What is close packed directions
39
What is atomic packing factor
40
What are these values for the three unit cell
41
What is theoretical density
42
Anisotropic vs isotropic
43
Explain solidification of polycrystalline materials
44
What are the types of point defects in crystals
45
Explain atomic diffusion
46
What are dislocations
47
What is slip
48
What is slip plane
49
Explain how dislocations disrupt the crystal lattice
50
What is slip system
51
Where does slip occur
52
Explain resolved shear stress
53
How can materials be strengthened
54
What are the three ways
55
Explain grain size reduction
56
Explain solid-solution
57
Explain work hardening
58
Homologous temperature:
\
59
Why is the homologous temperature at which hot working begins higher for alloys than pure metals
60
How do substitutional atoms impose lattice strain
61
Explain rolling and extrusion
62
How does cold working affect strength and ductility
63
Explain annealing
64
What is the driving force for recrystalization
65
Explain the three stages during the annealing treatment
66
