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Practice Principles of heat treatment - Physical Metallurgy - Metallurgical Engineering previous year questions organised from real papers, with year-wise coverage and clear topic navigation.
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Year-wise coverage for Principles of heat treatment. Each bar uses a separate theme-derived color.
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| Paper | Year / session | Questions in this view | Open |
|---|---|---|---|
| Metallurgical Engineering (MT) 2026 | 2026 | 1 | View paper |
| Metallurgical Engineering (MT) 2021 | 2021 | 1 | View paper |
| Metallurgical Engineering (MT) 2018 | 2018 | 2 | View paper |
| Metallurgical Engineering (MT) 2013 | 2013 | 1 | View paper |
| Metallurgical Engineering (MT) 2012 | 2012 | 1 | View paper |
| Metallurgical Engineering (MT) 2011 | 2011 | 1 | View paper |
| Metallurgical Engineering (MT) 2010 | 2010 | 2 | View paper |
| Metallurgical Engineering (MT) 2009 | 2009 | 2 | View paper |
| Metallurgical Engineering (MT) 2008 | 2008 | 2 | View paper |
| Metallurgical Engineering (MT) 2007 | 2007 | 1 | View paper |
Practice every matching question in batches of 20, with every available option.
A small amount of thoria is doped into tungsten filament wires used in light bulbs. This is because thoria particles
Four eutectoid steel samples W, X, Y and Z are austenitized and then subjected to normalizing, quenching, martempering and austempering treatments, respectively. Which of the following statements is NOT correct?
Assertion a: Hardenability of steel can be increased by adding certain alloying elements. Reason r: The alloying elements can provide a fine dispersion of alloy carbides.
Match the heat treatment processes in Group I with resultant microstructure of steel in Group II.
| Group I | Group II |
|---|---|
| P. Martempering | 1. Coarse Pearlite |
| Q. Normalising | 2. Fine Pearlite |
| R. Subcritical annealing for long time | 3. Tempered martensite |
| S. Full annealing | 4. Spheroidised cementite in the matrix of ferrite |
Which one of the following techniques does NOT require quenching to obtain final case hardness?
In a Jominy end-quench test of the eutectoid plain-carbon steel, which of the following represents the sequence of microstructures observed from the quenched end of the specimen?
A steel is plastically worked in the temperature range below the nose of the TTT curve and above Ms, followed by quenching to produce fine martensite. What is this process called?
Which one of the following is the correct decreasing sequence of Quenching Power for quenchants used in heat treatment of steels?