Engineering Materials Beryllium bronze contains 60% copper and 40% beryllium 99% copper and 1% beryllium 97.75% copper and 2.25% beryllium 80% copper and 20% beryllium 60% copper and 40% beryllium 99% copper and 1% beryllium 97.75% copper and 2.25% beryllium 80% copper and 20% beryllium ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Chromium in steel Improves wear resistance, cutting ability and toughness Refines grain size and produces less tendency to carburisation, improves corrosion and heat resistant properties Improves cutting ability and reduces hardenability Gives ductility, toughness, tensile strength and anti-corrosion properties Improves wear resistance, cutting ability and toughness Refines grain size and produces less tendency to carburisation, improves corrosion and heat resistant properties Improves cutting ability and reduces hardenability Gives ductility, toughness, tensile strength and anti-corrosion properties ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Corrosion resistance of steel is increased by adding Aluminium and zinc Nickel and molybdenum Chromium and nickel Tungsten and sulphur Aluminium and zinc Nickel and molybdenum Chromium and nickel Tungsten and sulphur ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials An example of amorphous material is Silver Zinc Lead Glass Silver Zinc Lead Glass ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following element results in presence of free graphite in C.I.? Carbon Sulphur Silicon Manganese Carbon Sulphur Silicon Manganese ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Stress relaxation is the phenomenon In which parts are not loaded In which stress remains constant on increasing load Stress reduces on increasing load In which deformation tends to loosen the joint and produces a stress reduced In which parts are not loaded In which stress remains constant on increasing load Stress reduces on increasing load In which deformation tends to loosen the joint and produces a stress reduced ANSWER DOWNLOAD EXAMIANS APP