Engineering Materials Inconel contains 80% nickel and 20% chromium 80% nickel, 14% chromium and 6% iron 65% nickel, 15% chromium and 20% iron 68% nickel, 29% copper and 3% other constituents 80% nickel and 20% chromium 80% nickel, 14% chromium and 6% iron 65% nickel, 15% chromium and 20% iron 68% nickel, 29% copper and 3% other constituents ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which is false statement about annealing? Annealing is done to Improve machining characteristic Soften material Relieve stresses Harden steel slightly Improve machining characteristic Soften material Relieve stresses Harden steel slightly ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials High carbon steel carries carbon percentage 0.3 to 0.6% 0.8 to 1.5% 0.1 to 0.3% 0.6 to 0.8% 0.3 to 0.6% 0.8 to 1.5% 0.1 to 0.3% 0.6 to 0.8% ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Free carbon in iron makes the metal Hard and gives a coarse grained crystalline structure Soft and gives a coarse grained crystalline structure Hard and gives a fine grained crystalline structure Soft and gives a fine grained crystalline structure Hard and gives a coarse grained crystalline structure Soft and gives a coarse grained crystalline structure Hard and gives a fine grained crystalline structure Soft and gives a fine grained crystalline structure ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following impurity in cast iron promotes graphite nodule formation and increases the fluidity of the molten metal? Sulphur Silicon Phosphorus Manganese Sulphur Silicon Phosphorus Manganese ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials When low carbon steel is heated up to upper critical temperature The grain size first increases and then decreases very rapidly The average grain size is a minimum The grain size increases very rapidly There is no change in grain size The grain size first increases and then decreases very rapidly The average grain size is a minimum The grain size increases very rapidly There is no change in grain size ANSWER DOWNLOAD EXAMIANS APP
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