Engineering Materials Free cutting steels Require minimum cutting force Can be cut freely Is used where rapid machining is the prime requirement Contain carbon in free from Require minimum cutting force Can be cut freely Is used where rapid machining is the prime requirement Contain carbon in free from ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Points of arrest for iron correspond to Stages at which further heating does not increase temperature for some time There is nothing like points of arrest Stages at which allotropic forms change Stages at which properties do not change with increase in temperature Stages at which further heating does not increase temperature for some time There is nothing like points of arrest Stages at which allotropic forms change Stages at which properties do not change with increase in temperature ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following impurity in cast iron makes it hard and brittle? Silicon Phosphorus Sulphur Manganese Silicon Phosphorus Sulphur Manganese ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Chilled cast iron has A low percentage of graphite A very high percentage of graphite Graphite as its basic constituent of composition No graphite A low percentage of graphite A very high percentage of graphite Graphite as its basic constituent of composition No graphite ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Hardness of martensite is about RC 65 RC 57 RC 48 RC 80 RC 65 RC 57 RC 48 RC 80 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Basic constituents of Monel metal are Nickel, molybdenum Nickel, lead and tin Zinc, tin, lead Nickel, copper Nickel, molybdenum Nickel, lead and tin Zinc, tin, lead Nickel, copper ANSWER DOWNLOAD EXAMIANS APP