At low temperatures (say 75°C) the notched-bar impact value of steel____________________?

Mechanical Engineering Mcqs

At low temperatures (say 75°C) the notched-bar impact value of steel____________________?

(A)  increases markedly

(B)  decreases markedly

(C)  remains same

(D)  depends on heat treatment carried out

(E)  none of the above

Submitted By :Ali Uppal

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