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

  • question_answer Match List-I with List-II and select the correct answer using the codes given below the lists:
    List-I (Wear type) List-II (Associated mechanism)
    A. Abrasive wear       1. Galvanic action
    B. Adhesive wear      2. Polughing action
    C. Electrolytic wear    3. Molecular transfer
    D. Diffusion wear      4. Plastic deformation
    5. Metallic bond.
    Codes:

    A) A\[\to \]2, B\[\to \]2, C\[\to \]1, D\[\to \]3

    B) A\[\to \]5, B\[\to \]5, C\[\to \]1, D\[\to \]3

    C) A\[\to \]2, B\[\to \]1, C\[\to \]3, D\[\to \]4

    D) A\[\to \]4, B\[\to \]2, C\[\to \]3, D\[\to \]4

    Correct Answer: A


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