engineering recuitment Cochin Shipyard Executive Trainee Mechanical Mock Test Engineering Materials Science Structure and Properties of Engineering Materials Properties of Materials
Match the terms used in connection with heat-treatment of steel with the microstructural/physical characteristics.
| List-I | List-II |
| A. Pearlite | 1. Extremely hard and Brittle phase |
| B. Martensite | 2. Cementite is finely dispersed in ferrite |
| C. Austenite | 3. Alternate layers of cementite and ferrite |
| D. Eutectoid | 4. Can exist only above 723 °C |
| 5. Pertaining to a state of equilibrium between three solid phases | |
| 6. Pertaining to a state of equilibrium between one liquid and two solid phases |
1
A - 4, B - 6, C - 2, D - 3
2
A - 3, B - 2, C - 1, D - 4
3
A - 3, B - 1, C - 4, D - 5
4
A - 4, B - 5, C - 1, D - 3