Materials and Construction White cast iron is not Whitish in color Brittle Strong and hard Malleable Whitish in color Brittle Strong and hard Malleable ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Work hardening of a material Decreases its ductility Decreases its tensile strength Increases its ductility Does not affect its ductility Decreases its ductility Decreases its tensile strength Increases its ductility Does not affect its ductility ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Spray dryer for evaporating milk to produce milk powder is made of Aluminium Lead lined steel Stainless steel Cast iron Aluminium Lead lined steel Stainless steel Cast iron ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Iron rust is Ferrous oxide Powdered iron Hydrated ferric oxide Ferric sulphide Ferrous oxide Powdered iron Hydrated ferric oxide Ferric sulphide ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Hot working of lead is carried out at 75° C 373° K Room temperature 150° C 75° C 373° K Room temperature 150° C ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction In order to be called steel, an alloy should have iron percentage greater than 80 70 50 90 80 70 50 90 ANSWER DOWNLOAD EXAMIANS APP