Material Science (BOE403) - AKTU Question Paper 2024-25
B.Tech · Semester 4 · Free PDF Download
This is the official AKTU Material Science Previous Year Question Paper for B.Tech Semester 4, academic session 2024-25. Published by Dr. A.P.J. Abdul Kalam Technical University (AKTU/UPTU), Lucknow. Free PDF download — no login required.
Course:B.Tech
Semester:Semester 4
Session:2024-25
University:AKTU / UPTU
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Questions Asked in 2024-25
Material Science (BOE403) — extracted question text · 70 marks · 3 Hours
Section AAttempt all questions in brief. 02 x 7 = 14
- aDefine Hume Rothery's rules
- bWhat are the phases in the iron-carbon diagram?
- cDefine slip and twinning
- dWhat is dielectric breakdown?
- eWhat are metallic glasses?
- fState Griffith’s theory of fracture
- gWrite applications of carbon nanotubes
Section BAttempt any three of the following: 07 x 3 = 21
- aExplain the eutectic and p eritectic phase diagrams
- bDiscuss the microstructure of hypoeutectoid and hypereutecto id steels
- cDescribe different strengthening mechanisms in materials
- dWhat are ferroelectric materials? State their applications Explain the preparation and applications of nanomaterials
Section CAttempt any one part of the following: 07 x 1 = 07
- aExplain the iron-carbon phase diagram in detail
- bWhat is T-T-T diagr am? Explain its significance in steel transformation
- aExplain creep curve and its mechanisms
- bDescribe fatigue failure and methods to improve fatigue life
- bExplain polarization mechanisms in dielectric materials
- aWhat are composites? Explain c lassification and role of matr ix and reinforcement
- bDiscuss shape memory allo ys and their applications
- aWhat are carbon nanotubes? Describe types and applications
- bWrite short note on metallic glasses and their properties
Question text is extracted from the official AKTU question paper PDF above. Check the original PDF for equations, diagrams and complete wording. Extracted: 2026-08-23.
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