Engineering Materials The hardness is the property of a material due to which it Can be drawn into wires Breaks with little permanent distortion Can cut another metal Can be rolled or hammered into thin sheets Can be drawn into wires Breaks with little permanent distortion Can cut another metal Can be rolled or hammered into thin sheets ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Nickel when added to copper improves Hardness and strength Strength and ductility Machinability Hardness Hardness and strength Strength and ductility Machinability Hardness ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following has a fine gold colour and is used for imitation jewellery? Babbitt metal Silicon bronze Aluminium bronze Gun metal Babbitt metal Silicon bronze Aluminium bronze Gun metal ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Chromium in steel Refines grain size and produces less tendency to carburisation, improves corrosion and heat resistant properties Improves wear resistance, cutting ability and toughness Gives ductility, toughness, tensile strength and anti-corrosion properties Improves cutting ability and reduces hardenability Refines grain size and produces less tendency to carburisation, improves corrosion and heat resistant properties Improves wear resistance, cutting ability and toughness Gives ductility, toughness, tensile strength and anti-corrosion properties Improves cutting ability and reduces hardenability ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The blade of a power saw is made of Boron steel Stainless steel High speed steel Malleable cast iron Boron steel Stainless steel High speed steel Malleable cast iron ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Heavy duty leaf and coil springs contain carbon of the following order 0.01 0.008 0.005 0.002 0.01 0.008 0.005 0.002 ANSWER DOWNLOAD EXAMIANS APP