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

  • question_answer The force required for piercing a round hole when the die and punch are not provided with any shear is given by: Where L = length of die land, D = diameter of hole, T = thickness, S = shear strength

    A) LST                             

    B) \[\pi \] DS       

    C) DLST               

    D) \[\pi \] DST      

    Correct Answer: D

You need to login to perform this action.
You will be redirected in 3 sec spinner