List-I (Casting process) | List-II (Principle) | ||
A. | Die casting | 1. | The metal solidifies in a rotating mould |
B. | Investment casting | 2. | The pattern cluster is repeatedly dipped into a ceramic slurry and dusted with refractory |
C. | Shell moulding | 3. | Molten metal is forced by pressure into a metallic mould |
D. | Centrifugal casting | 4. | After cooling, the invest is removed from the casting by pressure jetting or vibratory cleaning |
A) A\[\to \]2, B\[\to \]1, C\[\to \]3, D\[\to \]4
B) A\[\to \]3, B\[\to \]4, C\[\to \]2, D\[\to \]1
C) A\[\to \]2, B\[\to \]4, C\[\to \]3, D\[\to \]1
D) A\[\to \]3, B\[\to \]1, C\[\to \]2, D\[\to \]4
Correct Answer: B
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