Engineering Materials The purpose of heat treatment is to Any one of these Modify the structure of the material Relieve the stresses set up in the material after hot or cold working Change grain size Any one of these Modify the structure of the material Relieve the stresses set up in the material after hot or cold working Change grain size ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Pig iron is the name given to Product of blast furnace made by reduction of iron ore Iron containing huge quantities of carbon Raw material for blast furnace Iron in molten form in the ladles Product of blast furnace made by reduction of iron ore Iron containing huge quantities of carbon Raw material for blast furnace Iron in molten form in the ladles 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 The property of a material which enables it to retain the deformation permanently, is called Plasticity Malleability Brittleness Ductility Plasticity Malleability Brittleness Ductility ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials An example of amorphous material is Lead Glass Silver Zinc Lead Glass Silver Zinc ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Steel contains Elements like phosphorus, sulphur and silicon in varying quantities 50% or more iron 80% or more iron Alloying elements like chromium, tungsten nickel and copper Elements like phosphorus, sulphur and silicon in varying quantities 50% or more iron 80% or more iron Alloying elements like chromium, tungsten nickel and copper ANSWER DOWNLOAD EXAMIANS APP
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