Matse exam 3 - Study guides, Class notes & Summaries

MATSE 259 - Exam 3 Questions With Verified Solutions Simple Diffusion Dependent Transformations No change in number or composition of phases present Diffusion Dependent Transformations Alterations in phase compositions and number of phases present Diffusionless Transformations metastable phase, diffusion is very slow, a new phase Two Types of Phase Transformation Stages Nucleation (small particles) & Growth (increasing the size, parent phase disappears) Two Types of Nucl...

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...

Matse 201 Exam 3 With Complete Solutions

MATSE 259 Exam 1 PSU With Complete Solutions Elastic Modulus (e) measure of stiffness, or a material's resistance to elastic deformation ... slope of elastic portion of stress-strain curve Crystalline Materials small group of atoms that are repeated by translation to form 3-D arrangements Antisotropic properties that vary with direction. Ex: E(edge) isn't equal to E(diagonal) Polycrystal properties that may or may not vary with direction Isotropic the grains a...

MATSE 81 Exam 3 Questions With 100% Correct Answers According to the course reading, the ancient Mesopotamians began using this composite around 3400 BCE. plywood What two phases compose many composite materials? matrix and dispersed phase What are the sub-classifications of structural composite types discussed in this chapter? laminates, sandwich panels What is the distinction between large-particle and dispersion-strengthened composites? continuum mechanics is used for the ...

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...

MATSE 259 Exam 1 PSU With Complete Solutions Elastic Modulus (e) measure of stiffness, or a material's resistance to elastic deformation ... slope of elastic portion of stress-strain curve Crystalline Materials small group of atoms that are repeated by translation to form 3-D arrangements Antisotropic properties that vary with direction. Ex: E(edge) isn't equal to E(diagonal) Polycrystal properties that may or may not vary with direction Isotropic the grains a...

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 ...

MATSE 259 Exam 1 PSU Questions and Answers | Latest Version | 2024/2025 | Graded A+ How does strain relate to deformation in materials? Strain is the measure of deformation representing the change in length relative to the original length. What is yield strength? Yield strength is the stress at which a material begins to deform plastically. Why is Young's modulus important in materials science? Young's modulus measures a material’s stiffness, or resistance to elastic d...

MATSE 201 Final Exam Questions and Answers | Latest Version | 2024/2025 | Already Passed What is the primary purpose of a phase diagram in materials science? A) To determine the strength of a material B) To identify the thermal conductivity C) To represent the relationship between temperature and composition of phases D) To measure electrical resistance Which property of materials describes their ability to conduct electricity? A) Thermal conductivity B) Electrical conductivity ...