Engineering Materials Chilled cast iron has No graphite A very high percentage of graphite A low percentage of graphite Graphite as its basic constituent of composition No graphite A very high percentage of graphite A low percentage of graphite Graphite as its basic constituent of composition ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The electric process of steel making is especially adapted to Magnet steel All of these Alloy and carbon tool steel High speed tool steel Magnet steel All of these Alloy and carbon tool steel High speed tool steel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Iron-carbon alloys containing carbon ________ 4.3% are known as hyper-eutectic cast irons. Less than None of these More than Equal to Less than None of these More than Equal to ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Hardness of martensite is about RC 80 RC 65 RC 48 RC 57 RC 80 RC 65 RC 48 RC 57 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Steel contains Alloying elements like chromium, tungsten nickel and copper Elements like phosphorus, sulphur and silicon in varying quantities 80% or more iron 50% or more iron Alloying elements like chromium, tungsten nickel and copper Elements like phosphorus, sulphur and silicon in varying quantities 80% or more iron 50% or more iron ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials When medium carbon steel is heated to coarsening temperature The grain size first increases and then decreases very rapidly The grain size increases very rapidly The average grain size is a minimum There is no change in grain size The grain size first increases and then decreases very rapidly The grain size increases very rapidly The average grain size is a minimum There is no change in grain size ANSWER DOWNLOAD EXAMIANS APP