Engineering Materials Amorphous material is one Which is not attacked by phosphorous Which emits fumes on melting In which atoms align themselves in a geometric pattern upon solidification In which there is no definite atomic structure and atoms exist in a random pattern just as in a liquid Which is not attacked by phosphorous Which emits fumes on melting In which atoms align themselves in a geometric pattern upon solidification In which there is no definite atomic structure and atoms exist in a random pattern just as in a liquid ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Recrystallization temperature can be lowered by Purification of metal All of these Working at lower temperature Grain refinement Purification of metal All of these Working at lower temperature Grain refinement ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The machinability of steel is improved by adding Nickel Sulphur, lead and phosphorus Chromium Nickel and chromium Nickel Sulphur, lead and phosphorus Chromium Nickel and chromium ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials A material is known as allotropic or polymorphic if it Responds to heat treatment Has a fixed structure under all conditions Exists in several crystal forms at different temperatures Has its atoms distributed in a random pattern Responds to heat treatment Has a fixed structure under all conditions Exists in several crystal forms at different temperatures Has its atoms distributed in a random pattern ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The heat treatment process used for softening hardened steel is Tempering Annealing Normalizing Carburising Tempering Annealing Normalizing Carburising ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials When elements like nickel, chromium, copper and molybdenum are added to the molten cast iron, it produces Malleable cast iron Alloy cast iron Nodular cast iron White cast iron Malleable cast iron Alloy cast iron Nodular cast iron White cast iron ANSWER DOWNLOAD EXAMIANS APP