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Railways NTPC (Technical Ability) Metal Forming, Casting and Cutting Question Bank Metal Forming

  • question_answer
    The 'spring back' effect in press working is:

    A) Elastic recovery of the sheet metal after removal of the load

    B) Regaining the original shape of the sheet metal

    C) Release of stored energy in the sheet metal

    D) Partial recovery of the sheet metal

    Correct Answer: A

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