Engineering Materials In high speed steels, manganese is used to tougher the metal and to increase its Hardness Yield point Melting point Critical temperature Hardness Yield point Melting point Critical temperature ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Body centered cubic space lattice is found in Alpha iron, tungsten, chromium and molybdenum Gamma iron, aluminium, copper, lead, silver and nickel Zinc, magnesium, cobalt, cadmium, antimony and bismuth None of these Alpha iron, tungsten, chromium and molybdenum Gamma iron, aluminium, copper, lead, silver and nickel Zinc, magnesium, cobalt, cadmium, antimony and bismuth None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials A small percentage of boron is added to steel in order to Increase endurance strength Increase wear resistance Reduce machinability Increase hardenability Increase endurance strength Increase wear resistance Reduce machinability Increase hardenability ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The usual composition of a soldering alloy is Tin and copper Tin and lead Tin, lead and silver Tin, lead and small percentage of antimony Tin and copper Tin and lead Tin, lead and silver Tin, lead and small percentage of antimony ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following is not the correct method of increasing fatigue limit? Surface decarburisation Nitriding of surface Shot peening Cold working Surface decarburisation Nitriding of surface Shot peening Cold working ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The ultimate tensile strength and yield strength of most of the metals, when temperature falls from 0 to 100°C will Remain same Decrease First increase and then decrease Increase Remain same Decrease First increase and then decrease Increase ANSWER DOWNLOAD EXAMIANS APP
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