Engineering Materials Hardness of lower bainite (tempered martensite) is about RC 48 RC 65 RC 80 RC 57 RC 48 RC 65 RC 80 RC 57 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which is the false statement about wrought iron? It has Ability of hold protective coating High ductility High resistance to rusting and corrosion Uniform strength in all directions Ability of hold protective coating High ductility High resistance to rusting and corrosion Uniform strength in all directions ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Free carbon in iron makes the metal Hard and gives a coarse grained crystalline structure Hard and gives a fine grained crystalline structure Soft and gives a coarse grained crystalline structure Soft and gives a fine grained crystalline structure Hard and gives a coarse grained crystalline structure Hard and gives a fine grained crystalline structure Soft and gives a coarse grained crystalline structure Soft and gives a fine grained crystalline structure ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following has a fine gold colour and is used for imitation jewellery? Aluminium bronze Silicon bronze Babbitt metal Gun metal Aluminium bronze Silicon bronze Babbitt metal Gun metal ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following metal is used in making electrical resistance wire for electric furnaces and heating elements? Phosphor bronze Monel metal Babbitt metal Nichrome Phosphor bronze Monel metal Babbitt metal Nichrome ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Chromium when added to steel _________ the tensile strength. Decreases None of these Does not effect Increases Decreases None of these Does not effect Increases ANSWER DOWNLOAD EXAMIANS APP
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