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Q: Which one of the following statements is NOT correct?
  • A. For structural steel, the rupture strength is higher than the ultimate strength
  • B. Yield stress is the lowest stress at which extension of the test piece increases without further increase in load
  • C. The ultimate strength is commonly taken as the maximum stress of the material
  • D. Ultimate strength is the ratio of maximum load to the original cross sectional area
Correct Answer: Option A -
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Explanations:

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