Engineering Materials Recrystallization temperature can be lowered by All of these Working at lower temperature Grain refinement Purification of metal All of these Working at lower temperature Grain refinement Purification of metal ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The presence of hydrogen in steel causes Embrittlement Improved Weldability Corrosion resistance Reduced neutron absorption cross-section Embrittlement Improved Weldability Corrosion resistance Reduced neutron absorption cross-section ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Addition of lead and bismuth to aluminium results in One of the best known age and precipitation hardening systems Improvement of corrosion resistance Improvement of casting characteristics Improving machinability One of the best known age and precipitation hardening systems Improvement of corrosion resistance Improvement of casting characteristics Improving machinability ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Admiralty brass used for steam condenser tubes contains copper and zinc in the following ratio 2.9375 40 : 60 30 : 70 2.1180555555556 2.9375 40 : 60 30 : 70 2.1180555555556 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials When steel containing less than 0.8% carbon is cooled slowly from temperatures above or within the critical range, it consists of Mainly ferrite Mainly pearlite Pearlite and cementite Ferrite and pearlite Mainly ferrite Mainly pearlite Pearlite and cementite Ferrite and pearlite ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The bond formed by transferring electrons from one atom to another is called Metallic bond Ionic bond None of these Covalent bond Metallic bond Ionic bond None of these Covalent bond ANSWER DOWNLOAD EXAMIANS APP
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