Engineering Materials Nickel in steel Refines grain size and produces less tendency to carburisation, improves corrosion and heat resistant properties Improves cutting ability and reduces hardenability Improves wear resistance, cutting ability and toughness Gives ductility, toughness, tensile strength and anti-corrosion properties Refines grain size and produces less tendency to carburisation, improves corrosion and heat resistant properties Improves cutting ability and reduces hardenability Improves wear resistance, cutting ability and toughness Gives ductility, toughness, tensile strength and anti-corrosion properties ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The property of a material essential for spring materials is Plasticity Stiffness Resilience Ductility Plasticity Stiffness Resilience Ductility ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following is not the correct method of increasing fatigue limit? Shot peening Nitriding of surface Cold working Surface decarburisation Shot peening Nitriding of surface Cold working Surface decarburisation ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Iron is Dielectric Ferromagnetic Ferroelectric Paramagnetic Dielectric Ferromagnetic Ferroelectric Paramagnetic ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The lower critical point for all steels is 913°C 600°C 700°C 723°C 913°C 600°C 700°C 723°C ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Free cutting steels Require minimum cutting force Can be cut freely Is used where rapid machining is the prime requirement Contain carbon in free from Require minimum cutting force Can be cut freely Is used where rapid machining is the prime requirement Contain carbon in free from ANSWER DOWNLOAD EXAMIANS APP