NR

Code No: NR411806

1. (a) Give a brief classification of ceramics. (b) Discuss in detail about MgO-Al2 O3 system. (c) Write short notes on imperfections in ceramics.

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IV B.Tech I Semester Supplementary Examinations, November 2005 CERAMICS AND COMPOSITE MATERIALS (Metallurgy & Material Technology) Time: 3 hours Max Marks: 80 Answer any FIVE Questions All Questions carry equal marks ?????

[4+8+4]

2. Describe in detail about insulating materials and earthenware materials.

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3. Write a brief account on:

[16]

(a) Stone ware (b) Oven ware (c) China ware (d) Porcelain

[4x4=16]

4. (a) What are advanced ceramics . Describe them in detail.

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(b) Classify refractories. What are the various required properties. Discuss them. [8+8] 5. (a) Describe the dispersion strengthened composite materials. (b) Describe carbon fibre reinforced polymer composites.

[8+8]

6. (a) What are the influences of fibre length , fibre orientation and composition on fibre reinforced composites. (b) Explain the processing of Fibre reinforced composites.

[6+10]

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7. Write clearly about :

(a) Metal ceramic mixtures.

(b) Particle reinforced materials.

[8+8]

8. Write short notes on :

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(a) Boron and graphite composites

(b) Non-oxide ceramics (c) Glass fibre reinforced composites

(d) Al-SIC particulate composites. ????? 1 of 1

[4x4=16]

NR411806 IV B.Tech I Semester Supplementary ... Accounts

(a) Boron and graphite composites · (b) Non-oxide ceramics · (c) Glass fibre reinforced composites · (d) Al-SIC particulate composites. [4x4=16]. *****. 1 of 1.

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