Engineering Materials Surveying tapes are made of a material having low coefficient of expansion and enough strength. The alloy used is Invar Duralumin Silver metal Hastelloy Invar Duralumin Silver metal Hastelloy ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The brown smoke during the operation of a Bessemer converter indicates that the Air is burning out silicon and manganese Silicon and manganese has burnt and carbon has started oxidizing 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 Air is burning out silicon and manganese Silicon and manganese has burnt and carbon has started oxidizing 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 Which of the following metal is used for nuclear energy? Niobium Thorium Uranium All of these Niobium Thorium Uranium All of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Gun metal contains 70 - 78% copper and rest tin 85 - 92% copper and rest tin with little lead and nickel 70% copper and 30% zinc 90% copper and 10% tin 70 - 78% copper and rest tin 85 - 92% copper and rest tin with little lead and nickel 70% copper and 30% zinc 90% copper and 10% tin ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which is false statement about properties of aluminium? Modulus of elasticity is fairly low Fatigue strength is not high Creep strength limits its use to fairly low temperatures Wear resistance is very good Modulus of elasticity is fairly low Fatigue strength is not high Creep strength limits its use to fairly low temperatures Wear resistance is very good ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following statements are true for annealing of steels? All of these Steels are heated to 500 to 700°C Internal stresses are relieved Cooling is done slowly and steadily All of these Steels are heated to 500 to 700°C Internal stresses are relieved Cooling is done slowly and steadily ANSWER DOWNLOAD EXAMIANS APP
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