(A) Molybdenum (X)
(B) Chromium (X)
(C) Vanadium (X)
(D) Silicon ()
Answers: Nickel and Silicon are the alloying element added in steel to increase its toughness,
(A) Molybdenum (X)
(B) Chromium (X)
(C) Vanadium (X)
(D) Silicon ()
Answers: Nickel and Silicon are the alloying element added in steel to increase its toughness,
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