Reg No.:

06000ME363122001 Pages: 2

Name:

APJ ABDUL KALAM TECHNOLOGICAL UNIVERSITY

Fifth Semester B.Tech Degree Regular and Supplementary Examination December 2020

Max. Marks: 100

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Course Code: ME363
Course Name: COMPOSITE MATERIALS AND MECHANICS

PARTA
Answer any three full questions, each carries 10 marks.
What are the roles of the constituents of composite materials?
Classify composite materials based on reinforcement and matrix.
What is aspect ratio? Explain its importance.
Differentiate laminar composite and sandwich structured composites.
What are the applications of sandwich structure?
Classify carbon fibers based on precursor fiber materials.
Explain the boron fiber fabrication procedure with a neat diagram.
What are the applications of glass fibers?
Explain Ex-PAN carbon fiber fabrication process.
PART ‏تا‎
‎Answer any three full questions, each carries 10 marks.
Explain the following:
i) Spray layup method ii) Pultrusion method
What are the advantages, disadvantages and applications of resin transfer
moulding process?

Differentiate vacuum bag moulding and pressure bag moulding processes.
Write the properties and applications of any two metal matrix composites.

“Precipitation-hardenable alloy materials are used in the manufacture of metal
matrix composites” Comment with proper examples.

Write a short note on intermetallic.

What are the different liquid state processing techniques for metal matrix

Composites? Explain.

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Duration: 3 Hours

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