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Study Case | UK US Essays
  • October 31st, 2015

Study Case

Assignment Requirements

QUESTIONS FROM MODULE 11 NONFERROUS METALS:

 

  1. Nonferrous metals comprise ___________ of the known elements.

 

  1. The temper designation (W) that follows the four digits specifying wrought alloy groups for the aluminum association stands for ___________.

 

  1. 4. Recycling aluminum saves ___________ energy over that used to produce new

aluminum.

  1. Titanium, at certain higher temperatures, can be deformed as much as ?

 

  1. A pound of aluminum is ___________ as expensive as a pound of steel.

 

  1. ___________ is a metal and an example of a biomaterial that serves as implants for joint replacements in humans.

 

Brass is a metal alloy made from two elements:

 

  1. Monel is a metal alloy consisting of two elements:

 

  1. Superalloys are made from a particular base metal, such as one of the following:

 

FROM THE CLASS PRESENTATION ABOUT CASTING AND FORMING METHODS:

 

There are 2 parts to a sand casting mold.   What is the top part called ?

 

What material is used as the pattern in the expendable molding process ?

 

QUESTIONS FROM MODULE 13 – SURFACE SCIENCE AND HEAT TREATMENT

 

  1. The attractive force between surface molecules in a liquid is

 

  1. Surface atoms are not as firmly bonded as atoms in the interior of a material. This results in surfaces having

 

  1. The performance of surfaces is largely determined by what two characteristics?

 

 

Besides metals and alloys, what other material is suitable for spraying?

 

Shot peening enhances

 

FROM THE CLASS PRESENTATION ABOUT COATINGS:

What is the name of the gold colored coating that is applied to drills and milling cutters   to make them last longer and do a better job of metal cutting ?

 

What are the different forms of metals that can be vaporized when doing the different methods of Thermal Spraying ?

FROM MODULE 5 ABOUT CORROSION AND DISCUSSIONS IN CLASS:

 

Applying a coating of Zinc to steel to protect it from corrosion is called:

 

What is the special “smart” property that a zinc coating on steel has ?

FROM MODULES 14, 15, AND 17 ABOUT PLASTICS, ADHESIVES, AND SEALANTS:

 

  1. A chemical that serves as a “molecular matchmaker” necessary to begin polymerization reaction is called a

 

  1. Adding sulfur to rubber to strengthen it is called

 

  1. Multiple covalent bonds that provide active sites for crosslinking are

 

  1. What does the netting index indicate about a polymer?

 

  1. Allowing large crystals to grow in polymers will usually do what to them?

 

  1. Plastics compete best with steel on which factor?

 

  1. What main advantage do cellular plastics offer?

 

  1. T (true) OR F (false) In transportation vehicles, structural plastics are often not used because they lack good specific strength.

 

  1. A property unique to polymers that gives them the ability to return to their original size and shape once a load is removed, much like a shock absorber handles bumps, is

 

  1. T (true) OR F (false) Thermosetting plastics are not good for recycling because they cannot be softened for reprocessing.

 

What does “organic” refer to in the SPI definition of plastics?

 

  1. Which advantage(s) would adhesive bonding have over other joining methods?

 

  1. A key factor in adhesive selection is the ability of the adhesive to ___________ the substrate material.

 

  1. Attraction of molecules within an adhesive or substrate is called

 

  1. Penetration of adhesives into the openings of porous materials is called

 

  1. Which Group of materials presents the greatest challenge for adhesive selection?

 

  1. In a study of the gecko’s ability to walk on ceilings, what was the force that allowed adhesion to hydrophobic and hydrophilic surfaces?

 

Materials used to work like adhesives, provide protective coatings, and keep out liquids and gases are?

 

Considerable emphasis has been placed on eliminating _____ in protective coatings to improve air quality and other aspects of our natural environment.

 

FROM MODULES 19 AND 23 ABOUT CERAMICS AND GLASS MATERIALS:

 

  1. A broad classification of ceramic materials that use artificial raw materials, exhibit specialized properties, and require sophisticated processing is:

 

  1. Ceramics based primarily on the natural raw materials of clay and silicates are:

 

  1. A major objective in designing new ceramics is to overcome:

 

  1. T (true) OR F (false) Generally, ceramics compete well with metals when there is a need for lower weight, lower density, high shear strength, and good tensile strength.

 

  1. A polymer with a backbone of SiO and whose ASTM designation is Si is

 

  1. The element Si is:

 

-Transformation zones such as those created by Zirconium oxide (ZrO2) serve what purpose in ceramics?

 

-The measure of energy absorbed in creating a unit area of a new crack ahead of an existing crack is:

 

  • A very hard glass that withstands extremes of thermal shock is:

 

  1. Glass that was rapidly cooled while in the plastic state to place the surface in compression and the core in tension is:

 

  1. Most often the structure of which of the following materials is amorphous?

 

  1. In terms of green manufacturing, which is NOT an advantage that glass containers have over plastic containers?

 

FROM MODULE 25 ABOUT COMPOSITES:

 

  1. Fibers such as rayon that are pyrolized to drive off organic elements, leaving a very stiff, high strength carbon fiber are:

 

  1. The trade name for aramid fiber, which is used for bulletproof vests and advanced composites for aerospace applications, is:

 

  1. Directional properties in fiber composites are achieved mainly due to:

 

  1. Air pockets that reduce the strength of the composite structure are called:

 

 

One advantage of composites over monolithic cast materials is:

 

  1. An advantage of reinforced plastic composites over sheet steel is:

 

The reinforcing effect of carbon black, used as an inexpensive reinforcing filler in tires, is the result of the ___________ of its particles.

 

Electrically conducting composites use components such as

 

Continuous Fiber ceramic composites (CFCC) for near term applications will perform in the temperature range of (see pg 699):

 

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