This document contains 8 sections of questions related to metallurgy and materials engineering. The questions cover topics such as phase diagrams, heat treatment processes, alloy steels, polymers, ceramics, and more. Some key topics assessed include solid solutions, the iron-iron carbide equilibrium diagram, peritectic reactions, normalizing and hardening processes, alloying elements in steels, properties and applications of polymers like PTFE and PET, and classifications of materials like ceramics and refractories. The document is a study guide containing questions for students appearing for several slip tests in the subjects of engineering metallurgy.

1. MOTHER TERASA COLLEGE OF ENGINEERING AND
TECHNOLOGY
DEPARTMENT OF MECHANICAL ENGINEERING
Engineering Metallurgy
Year/Semester: II/IV
Slip Test Questions
Slip Test – I
PART-A
1.Define solid solutions.
2.List down the applications of phase diagrams.
3.Mention the properties of medium carbon steel.
4. Define intermediate phases.
5. Define “gibbs phase rule”.
PART-B
1. Explain iron – iron carbide equilibrium diagram.
Slip Test – II
PART-A
1. State peritecticreaction.
2. Define allotropymetal.
3.Mention the classificationof plaincarbonsteel.
4. List down the applications of gray cast iron..
5. Mention the difference between steel and cast iron.
PART-B
1. Define solid solution and explain the types of solid solution.
Slip Test – III
PART-A
1. What is meant by "Heat Treatment"?
2. State the objectives of heat treatment.
3. What is the difference between stress relief and re-crystallisation?
4. Define critical cooling rate.
5. What is case hardening ?
PART-B

2. 1. Brief on various phase transformation with continuous cooling transformation diagram super
imposed on Time-Temperature-Transformation (TTT) diagrams.
Slip Test – IV
PART-A
1. Define Normalizing and Hardening process.
2. Name the various method of heat treatment of steel.
3. What is a CCT diagram?
4. What do you meant by the term case hardening?
5. Mention few applications of induction hardening.
PART-B
1.Define the following surface hardening process: (a) Carburishing (b) Nitriding (c) Cyaniding
(d) Carbonitriding. (e) Difference between pack carburizing and gas carburizing?
Slip Test – V
PART-A
1. What are alloy steels? How are alloy steels classified.
2. What is meant by maraging steel?
3. Define precipitation hardening.
4. List four important alloying elements added in alloy steels.
5. Write the constitution of Stainless steel.
PART-B
1.Write an engineering brief (composition, heat treatment, properties) about the following steels:
[a] Tool steel [b] HSLA steel [c] Maraging steels [d] Spring Steel [e] TRIP steel.
Slip Test – VI
PART-A
1. Describe HSLA? Where it is used?
2. Write some important bearing alloys and its compositions.
3. What are the influences of other elements on carbon steel?
4. What is carbonitriding?
5. State three reasons why ferrous alloys are used extensively.
PART-B
1. Explain the purpose of alloying steels with suitable examples from industrial applications.

3. Slip Test – VII
PART-A
1. Define the term polymer?
2. What is the characteristic of thermoplastics?
3. What are the thermosetting polymers?
4. Differentiate commodity plastics with engineering plastics.
5. What are composites?
PART-B
1.List the properties and typical application of the following thermoplastics [a] PTFE [b]
PMMA[c] PET [d] PEEK [e] PE
Slip Test – VIII
PART-A
1. What are synthetic polymers?
2. Define rubber.
3. How are refractories classified?
4. Write the properties of Polystyrene and its applications.
5. Define PET. Draw its Molecule Structure. What are the applications?
PART-B
1.What are ceramics? List and briefly explain five important properties of ceramics that make
them useful engineering materials. Explain the main classification of ceramic materials.
STAFF INCHARGE HOD PRINCIPAL