Engineering Materials Hardness of lower bainite (tempered martensite) is about RC 65 RC 48 RC 57 RC 80 RC 65 RC 48 RC 57 RC 80 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 Pearlite consists of 13% ferrite and 87% cementite 13% carbon and 87% ferrite 6.67% carbon and 93.33% iron 13% cementite and 87% ferrite 13% ferrite and 87% cementite 13% carbon and 87% ferrite 6.67% carbon and 93.33% iron 13% cementite and 87% ferrite ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The toughness of a material __________ when it is heated. Increases None of these Decreases Remain same Increases None of these Decreases Remain same ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials For the allotropic forms of iron, the points of arrest are The points where no further change occurs The points of discontinuity The points where there is no further flow of metal Constant for all metals The points where no further change occurs The points of discontinuity The points where there is no further flow of metal Constant for all metals ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The brown smoke during the operation of a Bessemer converter indicates that the The converter must be titled to remove the contents of the converter Air is burning out silicon and manganese Silicon and manganese has burnt and carbon has started oxidizing The brown smoke does not occur during the operation of a Bessemer converter The converter must be titled to remove the contents of the converter Air is burning out silicon and manganese Silicon and manganese has burnt and carbon has started oxidizing The brown smoke does not occur during the operation of a Bessemer converter ANSWER DOWNLOAD EXAMIANS APP