Materials and Construction Manganese in steel affects its Tensile strength Hardness Ductility None of these Tensile strength Hardness Ductility None of these ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Aluminium alloy is one of the most suitable materials of construction for aircrafts mainly due to its Its ability to be cast, rolled, forged & stamped Low temperature strength properties High strength and corrosion & oxidation-resistance at elevated temperature High strength to weight ratio Its ability to be cast, rolled, forged & stamped Low temperature strength properties High strength and corrosion & oxidation-resistance at elevated temperature High strength to weight ratio ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Which of the following materials may prove unsuitable for handling acetic acid (glacial & anhydrous) at 40°C? Brass, cast iron, mild steel and tin Nickel, monel, stainless steel and graphite Aluminium, copper, high silicon iron Silicone rubber, teflon, procelain and wood Brass, cast iron, mild steel and tin Nickel, monel, stainless steel and graphite Aluminium, copper, high silicon iron Silicone rubber, teflon, procelain and wood ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Silicone rubber is not resistant to the corrosive action of Both B and C Ether Sulphuric acid (10%) Sulphuric acid (95%) Both B and C Ether Sulphuric acid (10%) Sulphuric acid (95%) ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction A metallic alloy in general as compared to their pure metal components is Having higher melting point Having lower hardness, reactivity and fusibility More corrosion resistant Having lower electrical conductivity Having higher melting point Having lower hardness, reactivity and fusibility More corrosion resistant Having lower electrical conductivity ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Which of the following crystal structures characterises the ferritic stainless steel? Face centred cubic None of these Simple hexagonal Body centred cubic Face centred cubic None of these Simple hexagonal Body centred cubic ANSWER DOWNLOAD EXAMIANS APP
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