Engineering Materials Surveying tapes are made of a material having low coefficient of expansion and enough strength. The alloy used is Silver metal Duralumin Hastelloy Invar Silver metal Duralumin Hastelloy Invar ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following elements does not impart hardness to steel? Chromium Nickel Silicon Copper Chromium Nickel Silicon Copper ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials A cold chisel is made of Cast iron Mild steel High carbon H.S.S. Cast iron Mild steel High carbon H.S.S. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Recrystallization temperature can be lowered by Working at lower temperature All of these Grain refinement Purification of metal Working at lower temperature All of these Grain refinement Purification of metal ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The brown smoke during the operation of a Bessemer converter indicates that the Silicon and manganese has burnt and carbon has started oxidizing Air is burning out silicon and manganese The converter must be titled to remove the contents of the converter The brown smoke does not occur during the operation of a Bessemer converter Silicon and manganese has burnt and carbon has started oxidizing Air is burning out silicon and manganese The converter must be titled to remove the contents of the converter The brown smoke does not occur during the operation of a Bessemer converter ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The alloying element which reduces the formation of iron sulphide in steel is Nickel Vanadium Manganese Chromium Nickel Vanadium Manganese Chromium ANSWER DOWNLOAD EXAMIANS APP
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