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

  • question_answer Which of the following pairs are correctly matched?
    1. Pit moulding for large jobs.
    2. Investment moulding lost wax process.
    3. Plaster moulding mould prepared in gypsum.

    A) 1, 2 and 3                     

    B) 1 and 2

    C) 1 and 3            

    D) 2 and 3

    Correct Answer: A


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