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Posttest

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Advanced Ceramography Techniques: Preparation and Analysis of Ceramic Microstructures

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Intermediate

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1. What is the primary purpose of ceramography?

a: To measure ceramic density Explanation

Explanation

b: To analyze ceramic microstructures Explanation

Explanation

c: To synthesize new ceramic compounds Explanation

Explanation

d: To color ceramic surfaces Explanation

Explanation

2. Which of the following is NOT a stage in ceramic sample preparation?

a: Etching Explanation

Explanation

b: Painting Explanation

Explanation

c: Grinding Explanation

Explanation

d: Mounting Explanation

Explanation

3. Why is a liquid coolant used during sawing of ceramics?

a: To improve cutting speed Explanation

Explanation

b: To dissolve ceramic particles Explanation

Explanation

c: To reduce overheating and surface damage Explanation

Explanation

d: To lubricate metal blades Explanation

Explanation

4. What type of saw blade is recommended for dense ceramics?

a: Carbide-coated blade Explanation

Explanation

b: Resin-bonded blade Explanation

Explanation

c: Water jet cutter Explanation

Explanation

d: Low-density, metal-bonded diamond blade Explanation

Explanation

5. Which mounting technique is best for porous or fragile ceramics?

a: Compression mounting Explanation

Explanation

b: Castable (cold) mounting Explanation

Explanation

c: Mechanical clamping Explanation

Explanation

d: Electroplating Explanation

Explanation

6. Which abrasive is commonly used during grinding of ceramics?

a: Sand Explanation

Explanation

b: Silicon carbide (SiC) Explanation

Explanation

c: Steel wool Explanation

Explanation

d: Aluminum Explanation

Explanation

7. Which of the following ceramics can be etched with hot phosphoric acid?

a: Silicon carbide Explanation

Explanation

b: Alumina (Al₂O₃) Explanation

Explanation

c: Zirconia Explanation

Explanation

d: SiAlON Explanation

Explanation

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