Engineering Materials Which is false statement about annealing? Annealing is done to Relieve stresses Harden steel slightly Improve machining characteristic Soften material Relieve stresses Harden steel slightly Improve machining characteristic Soften material ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Shock resistance of steel is increased by adding Nickel Chromium Nickel and chromium Sulphur, lead and phosphorus Nickel Chromium Nickel and chromium Sulphur, lead and phosphorus ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials In which of the following cases, consideration of creep is important Gas turbine blades Flywheel of steam engine Cast iron pipes Cycle chains Gas turbine blades Flywheel of steam engine Cast iron pipes Cycle chains ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Large forgings, crank shafts, axles normally contain carbon up to 0.55 to 1.0% 0.05 to 0.20% 0.45 to 0.55% 0.20 to 0.45% 0.55 to 1.0% 0.05 to 0.20% 0.45 to 0.55% 0.20 to 0.45% ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Preheating is essential in welding Cast iron All of these High speed steel All nonferrous materials Cast iron All of these High speed steel All nonferrous materials 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 fine grained crystalline structure Soft and gives a coarse grained crystalline structure Hard and gives a fine grained crystalline structure Hard and gives a coarse grained crystalline structure Soft and gives a fine grained crystalline structure Soft and gives a coarse grained crystalline structure Hard and gives a fine grained crystalline structure ANSWER DOWNLOAD EXAMIANS APP
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