Engineering Materials Wrought iron Cannot stand sudden and excessive shocks All of these Can be easily forged or welded Is a ductile material Cannot stand sudden and excessive shocks All of these Can be easily forged or welded Is a ductile material ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Hardness of lower bainite (tempered martensite) is about RC 48 RC 57 RC 65 RC 80 RC 48 RC 57 RC 65 RC 80 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Gun metal contains 70 - 78% copper and rest tin 90% copper and 10% tin 70% copper and 30% zinc 85 - 92% copper and rest tin with little lead and nickel 70 - 78% copper and rest tin 90% copper and 10% tin 70% copper and 30% zinc 85 - 92% copper and rest tin with little lead and nickel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The alloy used for making electrical resistances and heating elements is Magnin Elinvar Invar Nichrome Magnin Elinvar Invar Nichrome ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials When low carbon steel is heated up to lower critical temperature The grain size first increases and then decreases very rapidly The grain size increases very rapidly There is no change in grain size The average grain size is a minimum The grain size first increases and then decreases very rapidly The grain size increases very rapidly There is no change in grain size The average grain size is a minimum ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Amorphous material is one Which emits fumes on melting In which atoms align themselves in a geometric pattern upon solidification Which is not attacked by phosphorous In which there is no definite atomic structure and atoms exist in a random pattern just as in a liquid Which emits fumes on melting In which atoms align themselves in a geometric pattern upon solidification Which is not attacked by phosphorous In which there is no definite atomic structure and atoms exist in a random pattern just as in a liquid ANSWER DOWNLOAD EXAMIANS APP