Engineering Materials Which of the following metal is used in making electrical resistance wire for electric furnaces and heating elements? Phosphor bronze Nichrome Babbitt metal Monel metal Phosphor bronze Nichrome Babbitt metal Monel metal ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Silicon when added to copper improves Machinability Hardness and strength Hardness Strength and ductility Machinability Hardness and strength Hardness Strength and ductility ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following impurity in cast iron makes it hard and brittle? Silicon Manganese Phosphorus Sulphur Silicon Manganese Phosphorus Sulphur 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 Eutectoid reaction occurs at 1147°C 600°C 1493°C 723°C 1147°C 600°C 1493°C 723°C ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Dislocations in materials refer to the following type of defect Point defect Volumetric defect Line defect Plane defect Point defect Volumetric defect Line defect Plane defect ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS