List-I (Heat treatment) | List-II (Effect on the properties) | ||
A. | Annealing | 1. | Refined grain structure |
B. | Nitriding | 2. | Improves the hardness of the whole mass |
C. | Martempering | 3. | Increases surface hardness |
D. | Normalizing | 4. | Improves ductility. |
A) A\[\to \]4, B\[\to \]3, C\[\to \]2, D\[\to \]1
B) A\[\to \]1, B\[\to \]3, C\[\to \]4, D\[\to \]2
C) A\[\to \]4, B\[\to \]2, C\[\to \]1, D\[\to \]3
D) A\[\to \]2, B\[\to \]1, C\[\to \]3, D\[\to \]4
Correct Answer: A
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