Materials and Construction Which metal is protected by the layer of its own oxide? Aluminium Calcium Iron Silver Aluminium Calcium Iron Silver ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Work hardening of a material Decreases its tensile strength Decreases its ductility Does not affect its ductility Increases its ductility Decreases its tensile strength Decreases its ductility Does not affect its ductility Increases its ductility ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Cast iron is Manufactured in cupola and is brittle All of these Used for making shock resisting parts Having compressive strength more than its tensile strength Manufactured in cupola and is brittle All of these Used for making shock resisting parts Having compressive strength more than its tensile strength ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction 18-4-1 high speed steel contains 18%, 4% and 1% respectively of Vanadium, chromium and tungsten Tungsten, chromium and vanadium Tungsten, vanadium and chromium Chromium, tungsten and vanadium Vanadium, chromium and tungsten Tungsten, chromium and vanadium Tungsten, vanadium and chromium Chromium, tungsten and vanadium ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Polymorphism is not exhibited by Carbon Iron None of these Phosphorous Carbon Iron None of these Phosphorous ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Lead is Used as a cathodic material Used as a shock absorber (in mattress form) between the foundation an steel framework of skyscrapper buildings Not used as pigment (in its compound forms) for paints Not resistant to corrosion Used as a cathodic material Used as a shock absorber (in mattress form) between the foundation an steel framework of skyscrapper buildings Not used as pigment (in its compound forms) for paints Not resistant to corrosion ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS