Q.1
14 Marks(a)
Discuss Gibbs Phase Rule.
(b)
Give the classification of engineering materials. Give example of each.
(c)
Using a suitable case discuss the criteria for selection of materials for engineering applications.
Gujarat Technological UniversitySummer 2026 examination
GTU BE03000221 Material Science and Metallurgy Summer 2026 Question Paper & PDF
B.E. · Mechanical Engineering · Semester 3 · Subject code BE03000221
- Total
- 70 marks
- To pass
- 23 marks (33%)
- Duration
- 2.5 Hours 2:30 PM – 5:00 PM
- Questions
- 5 with internal choice
No solutions on this paper yetNeed them for your exam? Ask once. Papers that students ask for are solved first, and we aim to add them within 24 hours.
Noted. This paper is in our queue now. Check back tomorrow.
We could not record that here. Email the paper name to hirenjsca@gmail.com and we will add it.
Q.2
14 Marks(a)
Define following: Unit Cell and Coordination Number.
(b)
Explain the allotropy of Iron.
(c)
Define Miller Indices. Explain the procedure to find Miller indices for crystal planes with an example
OR
(c)
What do you mean by imperfections in crystals? Explain Point defects and Line defects in crystals.
Q.3
14 Marks(a)
Give the constituents and properties of plain carbon steel.
(b)
Discuss the Hume-Rothery rules for solid solutions.
(c)
Describe the Cooling Curve for a pure metal and a solid solution alloy.
OR
(a)
Discuss the properties and applications of Brass.
(b)
Discuss about microstructures and properties of hypoeutectoid steel.
(c)
Draw a neat and labeled Fe−Fe3C equilibrium diagram. Explain Eutectic reaction.
Q.4
14 Marks(a)
Differentiate between Annealing and Normalizing heat treatments.
(b)
Discuss the properties and engineering applications of Titanium and its alloys.
(c)
Draw and explain the TTT diagram for eutectoid steel.
OR
(a)
Define hardenability. List factors affecting it.
(b)
Describe the induction hardening process.
(c)
Give the advantages, disadvantages and applications of powder metallurgy. Discuss about sintering.
Q.5
14 Marks(a)
Discuss about galvanic corrosion.
(b)
Describe the principle of Ultrasonic Testing with its merits.
(c)
Compare Magnetic Particle Testing and Dye Penetration Testing.
OR
(a)
List different steps of sample preparation for metallography. Explain the need of etching.
(b)
Discuss the properties and engineering applications of Aluminum and its alloys.
(c)
List different methods to prevent metallic corrosion in industrial environments. Explain about use of coatings.
More Material Science and Metallurgy papers
Questions repeat across sessions. Working through two or three papers shows you which topics GTU asks most.
Other Semester 3 subjects
BE Mechanical
Preparing with friends?
Send this paper to your class group. Every question has its own link.
About this paper
Official Gujarat Technological University (GTU) examination paper for Material Science and Metallurgy (Summer 2026, B.E. · Mechanical Engineering, Sem 3). Features complete 70-mark regular & remedial examination pattern, official marking distribution across all 5 questions, and direct 1-click official PDF download.
Transcribed for student exam preparation from Gujarat Technological University official examination archives. Questions, syllabus guidelines, and curriculum marking schemes remain the intellectual property of Gujarat Technological University.