Engineering Materials The toughness of a material __________ when it is heated. None of these Remain same Decreases Increases None of these Remain same Decreases Increases ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Chilled cast iron has A low percentage of graphite No graphite Graphite as its basic constituent of composition A very high percentage of graphite A low percentage of graphite No graphite Graphite as its basic constituent of composition A very high percentage of graphite ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Cartridge brass can be Drawn into wires Formed into tube Any one of these Cold rolled into sheets Drawn into wires Formed into tube Any one of these Cold rolled into sheets ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The ratio of the volume occupied by the atoms to the total volume of the unit cell is called Coordination number Atomic packing factor None of these Space lattice Coordination number Atomic packing factor None of these Space lattice ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Shock resistance of steel is increased by adding Sulphur, lead and phosphorus Chromium Nickel and chromium Nickel Sulphur, lead and phosphorus Chromium Nickel and chromium Nickel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which is false statement about annealing? Annealing is done to Harden steel slightly Relieve stresses Soften material Improve machining characteristic Harden steel slightly Relieve stresses Soften material Improve machining characteristic ANSWER DOWNLOAD EXAMIANS APP