Engineering Materials The property of a material which enables it to retain the deformation permanently, is called Brittleness Malleability Plasticity Ductility Brittleness Malleability Plasticity Ductility ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Sulphur in steel Lowers the toughness and transverse ductility Reduces the grain size Decreases tensile strength and hardness Acts as deoxidiser Lowers the toughness and transverse ductility Reduces the grain size Decreases tensile strength and hardness Acts as deoxidiser ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following metal is used in making electrical resistance wire for electric furnaces and heating elements? Monel metal Nichrome Babbitt metal Phosphor bronze Monel metal Nichrome Babbitt metal Phosphor bronze ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The purpose of heat treatment is to Modify the structure of the material Relieve the stresses set up in the material after hot or cold working Any one of these Change grain size Modify the structure of the material Relieve the stresses set up in the material after hot or cold working Any one of these Change grain size ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Large forgings, crank shafts, axles normally contain carbon up to 0.20 to 0.45% 0.05 to 0.20% 0.45 to 0.55% 0.55 to 1.0% 0.20 to 0.45% 0.05 to 0.20% 0.45 to 0.55% 0.55 to 1.0% ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following pipes is least corrosion resistant? Wrought iron Mild steel Brass Cast iron Wrought iron Mild steel Brass Cast iron ANSWER DOWNLOAD EXAMIANS APP
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