Engineering Materials The addition of which of the following improves machining of copper? Vanadium Sulphur Zinc Tin Vanadium Sulphur Zinc Tin ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials High carbon steel carries carbon percentage 0.6 to 0.8% 0.1 to 0.3% 0.3 to 0.6% 0.8 to 1.5% 0.6 to 0.8% 0.1 to 0.3% 0.3 to 0.6% 0.8 to 1.5% ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The hardness is the property of a material due to which it 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 Can be drawn into wires Breaks with little permanent distortion ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The usual composition of a soldering alloy is Tin, lead and small percentage of antimony Tin and lead Tin and copper Tin, lead and silver Tin, lead and small percentage of antimony Tin and lead Tin and copper Tin, lead and silver ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The percentage of carbon in grey iron castings usually varies between 5 to 7% 2.5 to 4.5% 0.5 to 1% 0.012 5 to 7% 2.5 to 4.5% 0.5 to 1% 0.012 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which is false statement about case hardening? Case hardening is done by Nitriding Induction hardening Cyaniding Electroplating Nitriding Induction hardening Cyaniding Electroplating ANSWER DOWNLOAD EXAMIANS APP
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