Engineering Materials A reversible change in the atomic structure of steel with corresponding change in the properties is known as Molecular change Allotropic change Physical change Solidus change Molecular change Allotropic change Physical change Solidus change ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials According to Indian standard specifications, plain carbon steel designated by 40 C8 means that the carbon content is 0.4 to 0.6% 0.35 to 0.45% 0.0004 0.6 to 0.8% 0.4 to 0.6% 0.35 to 0.45% 0.0004 0.6 to 0.8% ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials White metal contains Silver and chromium Alloy of tin, lead and cadmium 88% copper and 10% tin and rest zinc 63 to 67% nickel and 30% copper Silver and chromium Alloy of tin, lead and cadmium 88% copper and 10% tin and rest zinc 63 to 67% nickel and 30% copper ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The presence of hydrogen in steel causes Embrittlement Reduced neutron absorption cross-section Corrosion resistance Improved Weldability Embrittlement Reduced neutron absorption cross-section Corrosion resistance Improved Weldability ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Addition of silicon to aluminium results in One of the best known age and precipitation hardening systems Improvement of corrosion resistance Improving machinability Improvement of casting characteristics One of the best known age and precipitation hardening systems Improvement of corrosion resistance Improving machinability Improvement of casting characteristics ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Admiralty brass used for steam condenser tubes contains copper and zinc in the following ratio 2.1180555555556 2.9375 40 : 60 30 : 70 2.1180555555556 2.9375 40 : 60 30 : 70 ANSWER DOWNLOAD EXAMIANS APP
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