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 When a steel containing __________ 0.8% carbon is cooled slowly below the lower critical point, it consists of ferrite and pearlite. Equal to Less than More than None of these Equal to Less than More than None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The property of a material which enables it to retain the deformation permanently, is called Plasticity Brittleness Ductility Malleability Plasticity Brittleness Ductility Malleability ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The percentage of carbon in low carbon steel is 0.5% 0.3% 0.05% 0.15% 0.5% 0.3% 0.05% 0.15% ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Hardness of martensite is about RC 57 RC 80 RC 48 RC 65 RC 57 RC 80 RC 48 RC 65 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The addition of which of the following improves machining of copper? Tin Vanadium Zinc Sulphur Tin Vanadium Zinc Sulphur ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS