Engineering Materials If a refractory contains high content of silicon, it means refractory is Neutral Acidic Brittle Basic Neutral Acidic Brittle Basic ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials In grey cast iron, carbon is present in the form of Free carbon Cementite Flakes Spheroids Free carbon Cementite Flakes Spheroids ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Beryllium bronze contains 97.75% copper and 2.25% beryllium 60% copper and 40% beryllium 99% copper and 1% beryllium 80% copper and 20% beryllium 97.75% copper and 2.25% beryllium 60% copper and 40% beryllium 99% copper and 1% beryllium 80% copper and 20% beryllium ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which is false statement about annealing? Annealing is done to Relieve stresses Harden steel slightly Soften material Improve machining characteristic Relieve stresses Harden steel slightly Soften material Improve machining characteristic ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Hardness of martensite is about RC 65 RC 57 RC 48 RC 80 RC 65 RC 57 RC 48 RC 80 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 Gives ductility, toughness, tensile strength and anti-corrosion properties Improves cutting ability and reduces hardenability Improves wear resistance, cutting ability and toughness Refines grain size and produces less tendency to carburisation, improves corrosion and heat resistant properties Gives ductility, toughness, tensile strength and anti-corrosion properties Improves cutting ability and reduces hardenability ANSWER DOWNLOAD EXAMIANS APP