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Mr. Dubey • 100.64K Points
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Q. During roll forming, the strain (elongation) of the outside edge fiber of the strip must remain below the uniform engineering strain (elastic limit).

  • (A) true
  • (B) false
  • (C) ---
  • (D) ---
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Explanation by: Mr. Dubey
if the strain (elongation) exceeds the elastic limit, then the edge of the finished product will become permanently strained. due to which the finished product will be wavy or the product will have a bow, camber or twist.

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