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

  • question_answer Specific energy requirements in a grinding process are more than those in turning for the same metal removal rate because of the:

    A) Specific pressures between wheel and work being high

    B) Size effect of the larger contact areas between wheel and work

    C) High cutting velocities

    D) High heat produced during grinding

    Correct Answer: D

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