Engineering Materials Which of the following has highest specific strength of all structural materials? Chromium alloys Magnetic steel alloys Magnesium alloys Titanium alloys Chromium alloys Magnetic steel alloys Magnesium alloys Titanium alloys ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Blast furnace produces following by reduction of iron ore Wrought iron Cast iron Malleable iron Pig iron Wrought iron Cast iron Malleable iron Pig iron ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Shock resistance of steel is increased by adding Sulphur, lead and phosphorus Nickel Nickel and chromium Chromium Sulphur, lead and phosphorus Nickel Nickel and chromium Chromium ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Corrosion resistance of steel is increased by adding Chromium and nickel Tungsten and sulphur Aluminium and zinc Nickel and molybdenum Chromium and nickel Tungsten and sulphur Aluminium and zinc Nickel and molybdenum ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Cobalt in steel Improves cutting ability and reduce hardenability Improves wear resistance, cutting ability and toughness Gives ductility, toughness, tensile strength and anti corrosion property Refines grain size and produces less tendency to carburisation, improve corrosion and heat resistant proper ties Improves cutting ability and reduce hardenability Improves wear resistance, cutting ability and toughness Gives ductility, toughness, tensile strength and anti corrosion property Refines grain size and produces less tendency to carburisation, improve corrosion and heat resistant proper ties ANSWER DOWNLOAD EXAMIANS APP