Engineering Materials The alloying element which increases residual magnetism and coercive magnetic force in steel for magnets is Nickel Cobalt Vanadium Chromium Nickel Cobalt Vanadium Chromium ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials A material is known as allotropic or polymorphic if it Has its atoms distributed in a random pattern Responds to heat treatment Exists in several crystal forms at different temperatures Has a fixed structure under all conditions Has its atoms distributed in a random pattern Responds to heat treatment Exists in several crystal forms at different temperatures Has a fixed structure under all conditions ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Steel with __________ carbon is known as hypo-eutectoid steel. Below 0.8% Above 0.8% None of these 0.008 Below 0.8% Above 0.8% None of these 0.008 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Mild steel belongs to the following category Low carbon steel Medium carbon steel High carbon steel Alloy steel Low carbon steel Medium carbon steel High carbon steel Alloy steel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The alloy used for making electrical resistances and heating elements is Invar Nichrome Magnin Elinvar Invar Nichrome Magnin Elinvar ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Silicon when added to copper improves Machinability Hardness Strength and ductility Hardness and strength Machinability Hardness Strength and ductility Hardness and strength ANSWER DOWNLOAD EXAMIANS APP