B.TechSemester 42023-24Material ScienceBOE403
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Material Science (BOE403) - AKTU Question Paper 2023-24

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 2023-24. 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:2023-24
University:AKTU / UPTU

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Questions Asked in 2023-24

Material Science (BOE403) — extracted question text · 70 marks · 3 Hours

Section AAttempt all questions in brief. 2 x 7 = 14
  • a
    Define solidus, liquidus and tie line in phase diagram
  • b
    State Gibbs phase rule and explain
  • d
    Explain critical cooling rate in heat treatment
  • e
    Differentiate between slip and twinning
  • f
    Differentiate between diamagnetism and ferromagnetism
  • g
    Define nanomaterials
Section BAttempt any three of the following: 7 x 3 = 21
  • a
    Discuss the “ Hume Ruthery Rule”. Define solid solution and Differentiate between interstitial and substitutional solid solution
  • b
    Explain Fick's laws of diffusion and derive the Fick’s second law
  • c
    Define fatigue failure and explain SN curve for steel
  • d
    Explain insulating, Ferroelectric, superconducting materials and their properties in brief
  • e
    Discuss the role of matrix and reinforcement in FRP composite in detail
Section CAttempt any one part of the following: 7 x 1 = 7
  • a
    Demonstrate and explain Eutectic, eutectoid, peritectic, peritectoid, reactions with diagram
  • b
    Explain the process of drawing binary phase diagram and derive the expression for phase lever rule
  • a
    Construct Iron –Iron carbide diagram. Interpret the various microstructure of Eutectoid Steels with all invariant reactions
  • b
    Sketch the TTT Diagram and explain the austenite transformation into perlite, benite and martensite
  • a
    Explain the primary, secondary and ternary creep phenomena through creep curve
  • b
    Draw the stress strain curve for ductile and brittle material and explain them
  • a
    Explain domain Theory of Ferro Magnetism
  • b
    Explain the polarization mechanism in dielectric materials
  • a
    Discuss properties and applications of carbon nanotubes in detail
  • b
    Write short note on following: (1)NiTi Alloy (2) shape memory(3) metallic glasses

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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