Engineering Materials Tensile strength of steel can be safely increased by Adding carbon up to 2.8% Adding carbon up to 6.3% Adding small quantities of copper Adding carbon up to 0.83% Adding carbon up to 2.8% Adding carbon up to 6.3% Adding small quantities of copper Adding carbon up to 0.83% ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Machining properties of steel are improved by adding Sulphur, lead, phosphorous Silicon, aluminium, titanium Vanadium, aluminium Chromium, nickel Sulphur, lead, phosphorous Silicon, aluminium, titanium Vanadium, aluminium Chromium, nickel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Recrystallization temperature can be lowered by Grain refinement Purification of metal All of these Working at lower temperature Grain refinement Purification of metal All of these Working at lower temperature ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following element results in presence of free graphite in C.I.? Carbon Manganese Sulphur Silicon Carbon Manganese Sulphur Silicon ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The machinability of aluminium increases when _________ is added to aluminium. Copper Magnesium Silicon Lead and bismuth Copper Magnesium Silicon Lead and bismuth ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Connecting rod is usually made of Low carbon steel Aluminium High carbon steel Medium carbon steel Low carbon steel Aluminium High carbon steel Medium carbon steel ANSWER DOWNLOAD EXAMIANS APP
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