List-I (Alloying element in steel) | List-II (Effect) | ||
A. | Lead | 1. | Restricts grain growth |
B. | Aluminium | 2. | Raises yield point |
C. | Copper | 3. | Reduces strength to impact |
D. | Phosphorus | 4. | Free machining |
A) A\[\to \]1, B\[\to \]2, C\[\to \]3, D\[\to \]4
B) A\[\to \]2, B\[\to \]3, C\[\to \]4, D\[\to \]1
C) A\[\to \]3, B\[\to \]4, C\[\to \]1, D\[\to \]2
D) A\[\to \]4, B\[\to \]1, C\[\to \]2, D\[\to \]3
Correct Answer: D
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