Engineering Materials Delta iron occurs at temperature of Above melting point Between 910°C and 1400°C Room temperature Between 1400°C and 1539°C Above melting point Between 910°C and 1400°C Room temperature Between 1400°C and 1539°C ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following elements does not impart hardness to steel? Chromium Copper Silicon Nickel Chromium Copper Silicon Nickel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The steel widely used for motor car crankshafts is Silicon steel Chrome steel Nickel steel Nickel-chrome steel Silicon steel Chrome steel Nickel steel Nickel-chrome steel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials If a refractory contains high content of silicon, it means refractory is Brittle Basic Acidic Neutral Brittle Basic Acidic Neutral ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The bond formed by transferring electrons from one atom to another is called Metallic bond Covalent bond Ionic bond None of these Metallic bond Covalent bond Ionic bond None of these ANSWER DOWNLOAD EXAMIANS APP