Engineering Materials Super conduction by metals is observed in the temperature range of Below 10°K Around 100°C Around 0°C Above 100°K Below 10°K Around 100°C Around 0°C Above 100°K ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The material widely used for making pendulums of clocks is Stainless steel Heat resisting steel High speed steel Nickel steel Stainless steel Heat resisting steel High speed steel Nickel steel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials A reversible change in the atomic structure of the steel with a corresponding change in the properties is known as Heat treatment Recrystallization Allotropic change Precipitation Heat treatment Recrystallization Allotropic change Precipitation ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Nodular cast iron is produced by adding ________ to the molten cast iron. Magnesium Copper Nickel Chromium Magnesium Copper Nickel Chromium ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The presence of hydrogen in steel causes Embrittlement Corrosion resistance Improved Weldability Reduced neutron absorption cross-section Embrittlement Corrosion resistance Improved Weldability Reduced neutron absorption cross-section ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Stress relaxation is the phenomenon Stress reduces on increasing load In which deformation tends to loosen the joint and produces a stress reduced In which stress remains constant on increasing load In which parts are not loaded Stress reduces on increasing load In which deformation tends to loosen the joint and produces a stress reduced In which stress remains constant on increasing load In which parts are not loaded ANSWER DOWNLOAD EXAMIANS APP