Assignment # 3
Instructor: Dr. Ghaus Rizvi
MANE 2220
Structure & Properties of Materials
Please show all your work to get marks for each part of the questions
Important instructions to follow (or else, you will lose marks!):
1
2
3
4
5
6
7
Answer questions
Assignment # 5
Instructor: Dr. Ghaus Rizvi
MANE 2220
Structure & Properties of Materials
Please show all your work to get marks for each part of the questions
Important instructions to follow (or else, you will lose marks!):
1
2
3
4
5
6
7
Answer questions
Assignment # 4
Instructor: Dr. Ghaus Rizvi
MANE 2220
Structure & Properties of Materials
Please show all your work to get marks for each part of the questions
Important instructions to follow (or else, you will lose marks!):
1
2
3
4
5
6
7
Answer questions
Assignment #1
Structure & Properties of Materials
MANE 2220
Instructor: Dr. Ghaus Rizvi
Please show all your work to get marks for each part of the questions
Important instructions to follow (or else, you will lose marks!):
1
2
3
4
5
6
7
Answer questions
Question 1
1 out of 1 points
The number of vacancies in a material
Selected
Answer:
Increase in exponential proportion to the
temperature
Question 2
1 out of 1 points
The maximum APF is exhibited by
Selected
Answer:
HCP and FCC crystals
Question 3
1 out
Question 1
1 out of 1 points
The number of vacancies in a material
Selected
Answer:
Increase in exponential proportion to the
temperature
Question 2
1 out of 1 points
The maximum APF is exhibited by
Selected
Answer:
HCP and FCC
crystals
Question 3
1 out o
Question 1
1 out of 1 points
What are the phases present when the composition is 10% Pb and 90% Sn at 200 C ?
Correct
Answer:
Beta +
Liquid
Question 2
1 out of 1 points
What are the phases present when the composition is 10 wt% Mg & 90 wt% Pb and the
temp
Question 1
0 out of 1 points
Plywood is one of the composite materials. It belongs to which type of composite?
Correct
Answer:
Laminar
composite
Question 2
1 out of 1 points
Which of the following polymers is most abundantly used?
Correct
Answer:
Polyethy
Question 1
1 out of 1 points
Which ONE of the following statements is correct?
Correct
Answer:
Large solute atoms tend to segregate towards the tensile
field of a dislocation
Question 2
0 out of 1 points
The crystalline materials deform at a much smaller
Question 1
1 out of 1 points
Fullerene is an allotropic form of
Correct
Answer:
carb
on
Question 2
0 out of 1 points
The ceramic structures are governed by which of the two parameters?
Correct
Answer:
Relative size of cat-ions and an-ions and the requirem
Question 1
1 out of 1 points
Units of strain are:
Answer kg X m^2
s:
dimensionl
ess
kg/m^2
kg x
m/s^2
Question 2
0 out of 1 points
Which hardness test results can be used for finding the tensile strength of metals
Answer Mohs hardness
s:
Rockwell hardnes
Formulae you are expected to know
Will not be on the formula sheet
Stress (engineering & true; normal & shear)
Strain (engineering & true; normal & shear)
Stress strain relationship (normal & shear)
Poissons ratio
Interpolation
High school level vector &
Assignment #1
Instructor: Dr. Yasin Hosseinkhani
MANE 2220
Structure & Properties of Materials
Please show all your work to get marks for each part of the questions
Important instructions to follow (or else, you will lose marks!):
1
2
3
4
5
6
7
Answer que
Structure & Properties of Materials
(MANE 2220U/ENGR 2220U)
Instructor: Dr. Amir Monjazeb, P.Eng.
With special thanks to Dr. Ghaus Rizvi for preparing the lecture slides
Fall 2015
Lecture #7
Lecture #7
Dislocations and Strengthening
Mechanism
Dislocations
Structure & Properties of Materials
(MANE 2220U/ENGR 2220U)
Instructor: Dr. Amir Monjazeb, P.Eng.
With special thanks to Dr. Ghaus Rizvi for preparing the lecture slides
Fall 2015
Lecture #3
Lecture #3
Structure of Crystalline Solids
Lattice Structure
MAN
Structure & Properties of Materials
(MANE 2220U/ENGR 2220U)
Instructor: Dr. Amir Monjazeb
With special thanks to Dr. Ghaus Rizvi for preparing the lecture slides
Fall 2015
Lecture #2
Lecture #2
Atomic Structure and Interatomic Bonding
Structure of Crystal
Structure & Properties of Materials
(MANE 2220U/ENGR 2220U)
Instructor: Dr. Amir Monjazeb, P.Eng.
With special thanks to Dr. Ghaus Rizvi for preparing the lecture slides
Fall 2015
Lecture #5
Lecture #5
Diffusion in Solids
Chapter 5: Diffusion in Solids
IS
Structure & Properties of Materials
(MANE 2220U/ENGR 2220U)
Instructor: Dr. Amir Monjazeb
With special thanks to Dr. Ghaus Rizvi for preparing the lecture slides
Fall 2015
Lecture #1
Lecture #1
Introduction
Why is Materials Science Interesting?
MANE/ENGR
Question 1
1 out of 1 points
Cold working results in higher strength of metals because:
Correct
Answer:
It increases the number of
dislocations
Question 2
1 out of 1 points
Which one of the following does NOT contribute to the strengthening of metals?
Cor
Question 1
1 out of 1 points
Units of strain are:
Correct
Answer:
dimensionl
ess
Question 2
0 out of 1 points
True stress on a body deformed by the application of a force is defined as:
Correct
Answer:
Force divided by the actual cross
sectional area
Ques
University of Ontario Institute of Technology (UOIT)
Faculty of Engineering and Applied Science
MANE 2220U Structure & Properties of Materials
COURSE OUTLINE - Fall 2016
Instructor:
Yasin Hosseinkhani Office: ENG 1025
Office Hours:
Tuesday
Wednesday
10:00
Question #2.54
Derive an expression for the toughness of a material whose behavior is
represented by the equation = + 0.2 and whose fracture strain is
denoted as .
Answer #2.54
Recall that toughness is the area under the stress-strain curve, hence the
tou
Assignment #1
Instructor: Dr. Ghaus Rizvi
MANE 2220
Structure & Properties of Materials
Please show all your work to get marks for each part of the questions
Important instructions to follow (or else, you will lose marks!):
1
2
3
4
5
6
7
Answer questions
Assignment # 2
Instructor: Dr. Ghaus Rizvi
MANE 2220
Structure & Properties of Materials
Please show all your work to get marks for each part of the questions
Important instructions to follow (or else, you will lose marks!):
1
2
3
4
5
6
7
Answer questions
MECE2320U-THERMODYNAMICS
HOMEWORK # 3
Instructor:
Assignment Date:
Assignment Type:
Due Date:
Dr. Anand Joshi
Thursday, 13 October 2016
Individual
Thursday, 20 October 2016 (5.00 pm latest, submit in course drop box #9)
PROBLEMS
1)
A nozzle is a device fo
MATH2860/Fal2016 Assignment 1, Due Tue Sep 27, 12pm.
Fill out the following and submit one print out of this page with your assignment. Group members for which the info is not filled in will receive a
mark of 0, NON-NEGOTIABLE. Each group member listed mu
Structure & Properties of Materials
(MANE 2220U)
Instructor: Dr. Ghaus Rizvi
Fall 2016
Lecture #1
Lecture1
Introduction
Why is Materials Science Interesting?
MANE 2220 Structure and Properties of Materials
Lecture #1
3
Why is Materials Science Interesting
MANE 2220U: Structure & Properties of
Materials
Instructor: Dr. Yasin Hosseinkhani
Fall 2016
Lecture #5
Lecture #5
Diffusion in Solids
Chapter 5: Diffusion in Solids
ISSUES TO ADDRESS.
How does diffusion occur?
Why is it an important part of processing?