Question 1

At which one of the following water contents does clay become a suitably plastic material for the traditional ceramics plastic forming processes:

Accepted Answer

A) 5% 
B) 10% 
C) 20% 
D) 40% 
A) 5% 
B) 10% 
C) 20% 
D) 40% C

Question 2

Which of the following processes are the plastic forming methods used in the shaping of traditional ceramics (three correct answers):

Accepted Answer

A) dry pressing 
B) extrusion 
C) jangling 
D) jiggering 
E) jolleying
F)slip casting
G)spinning 
A) dry pressing 
B) extrusion 
C) jangling 
D) jiggering 
E) jolleying
F)slip casting
G)spinning B, D, E

Question 3

Which of the following geometric features should be avoided if possible in the design of structural components made of new ceramics (three best answers):

Accepted Answer

A) deep holes 
B) rounded inside corners 
C) rounded outside corners 
D) sharp edges 
E) thick sections
F)threads 
A) deep holes 
B) rounded inside corners 
C) rounded outside corners 
D) sharp edges 
E) thick sections
F)threads A, D, F

Question 4

Which of the following are the purposes of finishing operations used for parts made of the new ceramics (two best answers):

Accepted Answer

A) apply a surface coating 
B) electroplate the surface 
C) improve surface finish 
D) increase dimensional accuracy 
E) work harden the surface 
A) apply a surface coating 
B) electroplate the surface 
C) improve surface finish 
D) increase dimensional accuracy 
E) work harden the surface

Question 5

The Bayer process is one of the available techniques to produce high purity alumina:

Accepted Answer

A) True 
 B)False

Question 6

The term green piece in ceramics refers to a part that has been shaped but not yet fired:

Accepted Answer

A) True 
 B)False

Question 7

Which of the following processes are associated with shaping new ceramics but not normally associated with shaping traditional ceramics (three best answers):

Accepted Answer

A) hand throwing 
B) hot pressing 
C) isostatic pressing 
D) jiggering 
E) plastic pressing
F)powder injection molding
G)slip casting 
A) hand throwing 
B) hot pressing 
C) isostatic pressing 
D) jiggering 
E) plastic pressing
F)powder injection molding
G)slip casting

Question 8

Techniques for reducing particle size in ceramics processing involve mechanical energy in various forms.Which one of the following terms is used for these techniques:

Accepted Answer

A) comminution 
B) commiseration 
C) commitment 
D) communion 
E) communition 
A) comminution 
B) commiseration 
C) commitment 
D) communion 
E) communition

Question 9

The two general categories of techniques for reducing particle size in ceramics processing are crushing and grinding.Which of the two categories involve the reduction of larger lumps to smaller sizes for subsequent processing:

Accepted Answer

A) crushing 
B) grinding 
A) crushing 
B) grinding

Question 10

Which one of the following terms best describes what a cemented carbide is:

Accepted Answer

A) ceramic 
B) cermet 
C) composite 
D) metal 
E) new ceramic
F)traditional ceramic 
A) ceramic 
B) cermet 
C) composite 
D) metal 
E) new ceramic
F)traditional ceramic

Question 11

The oven used for drying the unfired clay workpiece is called a kiln:

Accepted Answer

A) True 
 B)False

Question 12

The following equipment is used for crushing and grinding of minerals in the preparation of traditional ceramics raw materials.Which of the pieces listed is used for grinding (two correct answers):

Accepted Answer

A) ball mill 
B) hammer mill 
C) jaw crusher 
D) roll crusher 
E) roller mill 
A) ball mill 
B) hammer mill 
C) jaw crusher 
D) roll crusher 
E) roller mill

Question 13

In the final product made of a polycrystalline new ceramic material, strength increases with grain size:

Accepted Answer

A) True 
 B)False

Question 14

Which of the following compounds are included within the category of new ceramics (three correct answers):

Accepted Answer

A) carbides 
B) carbonates 
C) nitrides 
D) oxides 
E) silicates
F)sulfates 
A) carbides 
B) carbonates 
C) nitrides 
D) oxides 
E) silicates
F)sulfates

Question 15

Which one of the following compounds becomes a plastic and formable material when mixed with suitable proportions of water:

Accepted Answer

A) aluminum oxide 
B) hydrogen oxide 
C) hydrous aluminum silicate 
D) silicon dioxide 
A) aluminum oxide 
B) hydrogen oxide 
C) hydrous aluminum silicate 
D) silicon dioxide

Exam 13: Processing of Ceramics and Cermets

At which one of the following water contents does clay become a suitably plastic material for the traditional ceramics plastic forming processes:

Which of the following processes are the plastic forming methods used in the shaping of traditional ceramics (three correct answers):

Which of the following geometric features should be avoided if possible in the design of structural components made of new ceramics (three best answers):

Which of the following are the purposes of finishing operations used for parts made of the new ceramics (two best answers):

The Bayer process is one of the available techniques to produce high purity alumina:

The term green piece in ceramics refers to a part that has been shaped but not yet fired:

Which of the following processes are associated with shaping new ceramics but not normally associated with shaping traditional ceramics (three best answers):

Techniques for reducing particle size in ceramics processing involve mechanical energy in various forms.Which one of the following terms is used for these techniques:

The two general categories of techniques for reducing particle size in ceramics processing are crushing and grinding.Which of the two categories involve the reduction of larger lumps to smaller sizes for subsequent processing:

Which one of the following terms best describes what a cemented carbide is:

The oven used for drying the unfired clay workpiece is called a kiln:

The following equipment is used for crushing and grinding of minerals in the preparation of traditional ceramics raw materials.Which of the pieces listed is used for grinding (two correct answers):

In the final product made of a polycrystalline new ceramic material, strength increases with grain size:

Which of the following compounds are included within the category of new ceramics (three correct answers):

Which one of the following compounds becomes a plastic and formable material when mixed with suitable proportions of water:

Introduction and Overview of Manufacturing

The Nature of Materials

Mechanical Properties of Materials

Physical Properties of Materials

Engineering Materials

Dimensions, Surfaces, and Their Measurement

Fundamentals of Metal Casting

Metal Casting Processes

Glassworking

Shaping Processes for Plastics

Processing of Polymer Matrix Composites and Rubber

Powder Metallurgy

Fundamentals of Metal Forming

Bulk Deformation Processes in Metal Workiing

Sheet Metalworking

Theory of Metal Machining

Machining Operations and Machine Tools

Cutting Tool Technology

Economic and Product Design Considerations

Grinding and Other Abrasive Processes

Nontraditional Machining and Thermal Cutting

Heat Treatment of Metals

Surface Processing Operations

Fundamentals of Welding

Welding Processes

Brazing, Soldering, and Adhesive Bonding

Mechanical Assembly

Rapid Prototyping and Additive Manufacturing

Processing of Integrated Circuits

Electronics Assembly and Packaging

Microfabrication Technologies

Nanofabrication Technologies

Automation Technologies for Manufacturing Systems

Integrated Manufacturing Systems

Process Planning and Production Control

Quality Control and Inspection

Filters