Railways Technical Ability Metal Forming, Casting and Cutting Question Bank Metal Casting

  • question_answer Match List-I with List-II and select the correct answer using the codes 'given below the lists:
    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
    Codes:

    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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