Tug-of-War (Tensile Test)
Defined as the change is length divided by the original length
What is Strain?
Impact testing can be describe as a ___ test.
What is a destructive test?
Metals, Polymers, Ceramics and glasses, Semiconductors, Biomaterials, Composites
What are the classifications of materials?
This type of test inspects or analyzes a specimen without damaging or changing its properties, and affecting its functionality.
What is NDT?
Knoop and Vickers are types of this
What is hardness testing?
This common method is used to find the yield strength.
What is the 0.2% Offset Method?
Charpy & Izod
What are the two types of impact testing?
Structure, Performance, Processing, Properties
What are the components of the Material Classification Tetrahedron?
1/10
What is the error rate in using checklists?
Cup/cone fractures occur during tensile tests on materials that would categorized as this.
What is ductile materials?
The highest point on the curve corresponds to this
What is the UTS or Ultimate Tensile Strength?
E-18
when atoms are arranged in 3D, periodic array, this is called ____.
What is a crystalline structure?
3/1000
What is the human error rate in non-critical routine tasks?
Sally
What is the name of the tensile machine?
Young's Modulus is represented by this
What is the slope of the curve in the elastic-region?
E(J) = WR(cosb - cosa)
What is the equation for impact energy?
Covalent bonds are primarily present in this type of material
What are polymers?
This type of NDT is used in medical applications.
What is MRI, X - ray, or ultrasound?
The reduction in area during elongation in a tensile test is described as ____.
What is necking?
This law explains that the force exerted on or by a material is directly proportional to its displacement within an elastic limit.
What is Hooke's Law?
This described a material's susceptibility to fracture around notches and stress concentrators
What is notch sensitivity?
Thermal expansion, Heat capacity, Thermal conductivity describe what bulk property?
Oil and Chalk is an example of an early form of this NDT.
What is Liquid penetrant testing?
defined as the negative ratio of transverse (or lateral) strain to axial strain
What is Poisson's Ratio?