Matse 201 - Study guides, Class notes & Summaries
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MATSE 201 Exam 1 Theoretical Questions With 100% Correct Answers
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MATSE 201 Exam 1 Theoretical Questions With 100% Correct Answers 
What is true regarding the crystal systems? 
there are 7 shapes that can completely fill 3D space through translational symmetry 
 
 
Which of the following is not one of the crystal systems? 
Face centered cubic 
 
examples of crystal systems: tetragonal, rhombohedral, trigonal 
 
 
Elemental metals do not commonly crystallize in which of the following lattices 
Simple cubic 
 
 
Which direction has the highest linear density in ...
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Matse 201 Exam 2 Questions With Verified Answers
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Matse 201 Exam 2 Questions With Verified Answers 
phase 
a chemically and structurally homogenous state of matter 
 
 
α 
single alpha phase; where solid solution between 2 components exist 
 
 
L+ α 
2 phase region, mix of liquid phase and alpha phase containing both components 
; 
 
 
Degrees of freedom 
refers to number of externally controlled variables( temp, pressure, system composition) which must be specified to define the state of the system 
F=C-P+2 
where .. 
F= deg. of freedom 
C= ...
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Matse 201 Exam 3 Questions With Verified Answers
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Matse 201 Exam 3 Questions With Verified Answers 
3R 
above the debye temp, the heat capacity levels off to this value 
 
 
higher 
the debye temp is higher/lower for ceramics than for metals 
 
 
phonon 
quantized mode of vibration in a crystal 
 
 
alpha 
coefficient of thermal expansion is denoted by 
 
 
decreases 
alpha increases/decreases with increasing bond strength 
 
 
stronger, closer 
stronger/weaker bonds and farther/closer atomic spacing facilitates heat transfer 
 
 
decrease 
def...
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MATSE 201 MIDTERM EXAM {30 Questions and Answers} Newest Update
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MATSE 201 MIDTERM EXAM {30 Questions and Answers} Newest Update 
Which is true regarding the crystal systems?
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Matse 201 Certification Exam Questions and CORRECT Answers
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Metalsmetallic bonding where electrons are delocalized 
- dense, stiff, strong, ductile 
- high thermal & electrical conductivity 
- opaque, reflective 
Polymers/plasticscovalent bonding where electrons are shared 
- soft, ductile, low strength, low density 
- thermal & electrical insulatiors 
- optically translucent or transparent
And that's how you make extra money
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MATSE 201 Final Exam Questions With Answers
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MATSE 201 Final Exam Questions With Answers 
When a material acquires heat, it will gain kinetic energy in the form of quantized vibrations called _____________. 
A) thermal shock 
B) thermal conductivity 
C) phonons 
D) photons 
C) phonons 
 
 
The relationship between heat transferred to and absorbed by a substance is given by, Q=m•c•∆T. Which of the following is a major assumption for that relationship? 
 
A) No change in dimension over temperature range of ∆T 
 
B) No phase change ov...
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Matse 201 Exam 1 With Complete Solutions 2023-2024
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Matse 201 Exam 1 With Complete Solutions ...
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MATSE 201 Exam 1 Questions With Answers Graded A+
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MATSE 201 Exam 1 Questions With Answers Graded A+ 
In order to define a crystal structure, one must know 
the Bravias lattice and basis 
 
 
Which of the following is NOT one of the 7 crystal systems? 
Face centered cubic 
 
 
Elemental metals do not commonly crystallize in which of the following lattices 
Simple Cubic 
 
 
Which direction has the highest linear density in a crystal of Cu that crystallizes in the fcc? 
[110] 
 
 
Which direction has the highest linear density in a crystal of Na ...
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Matse 201 Key PASSED Exam Questions and CORRECT Answers
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response of materials to heat increase heat capacity; changes in phase lead to 
absorption of heat, thermal conductivity; failure - thermal shock 
phonon a quantum of energy resulting from vibrational waves in a solid 
heat capacity represents the energy required per unit mass to change the temperature of 
a substance by 1 degree C 
thermal expansion an increase in temp leads to a greater amplitude of atomic 
vibrations within a solid; coefficient of thermal expansion alpha 
thermal condu...
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Matse 201 TOP Study Guide Exam Questions and CORRECT Answers
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wavelengthseach type of electromagnetic radiation is characterized by a given range of 
reflected, transmitted, absorbedintensity of incident beam of light is a sum of the light 
that is ________, _________, and __________ 
absorption,decrease in velocity of radiationtwo results of electronic polarization are 
thinonly very thin/thick metal films are transparent to visible light 
truetrue/false metals are transparent to light of high frequencies 
.9 and .95reflectivity is when Ir/I0 is between ...
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