Pick out the wrong statement.

Question

Options:

A . Cold cracking of a weld is due to the presence of hydrogen gas in the weld

B . True stress is given by, σ = σE (1 + εE), where σE and εE are engineering stress and engineering strain respectively

C . Phosphorous can be easily recovered in the iron blast furnace

D . High residual stress at the surface is beneficial for fatigue properties of a material

Answer: Option C

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More Questions on This Topic :

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