Materials and Construction Corrosion involves exchange of electrons in __________ corrosion. Electrochemical Chemical Neither A nor B Both A & B Electrochemical Chemical Neither A nor B Both A & B ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Graphite is a good Conductor of electricity Conductor of heat Both B & C Thermal & electrical insulator Conductor of electricity Conductor of heat Both B & C Thermal & electrical insulator ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Nickel as a material of construction Is paramagnetic below 415° C (its Curie temperature) Is used as an alloying element for both ferrous & non-ferrous alloys Dimagnetic Has a body centred cubic (bcc) crystal lattice structure Is paramagnetic below 415° C (its Curie temperature) Is used as an alloying element for both ferrous & non-ferrous alloys Dimagnetic Has a body centred cubic (bcc) crystal lattice structure ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction __________ is not a case hardening process. Annealing Cyaniding Nitriding Carburising Annealing Cyaniding Nitriding Carburising ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction A bearing metal should not have Low co-efficient of friction Low thermal conductivity High toughness Enough plasticity Low co-efficient of friction Low thermal conductivity High toughness Enough plasticity ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Presence of nitrogen in steel Increases its hardness Makes it brittle Is desirable Increases its strength Increases its hardness Makes it brittle Is desirable Increases its strength ANSWER DOWNLOAD EXAMIANS APP
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