Materials and Construction Aluminium alloy is one of the most suitable materials of construction for aircrafts mainly due to its High strength and corrosion & oxidation-resistance at elevated temperature Low temperature strength properties Its ability to be cast, rolled, forged & stamped High strength to weight ratio High strength and corrosion & oxidation-resistance at elevated temperature Low temperature strength properties Its ability to be cast, rolled, forged & stamped 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? Silicone rubber, teflon, procelain and wood Aluminium, copper, high silicon iron Brass, cast iron, mild steel and tin Nickel, monel, stainless steel and graphite Silicone rubber, teflon, procelain and wood Aluminium, copper, high silicon iron Brass, cast iron, mild steel and tin Nickel, monel, stainless steel and graphite ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Constantan used in thermocouples is an alloy of None of these Lead & tin Iron & copper Copper & aluminium None of these Lead & tin Iron & copper Copper & aluminium ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Purity of electrical grade aluminium should be ≥ __________ percent. 90 99.5 85 95 90 99.5 85 95 ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Chromel (Nichrome) is an alloy of Chromium and molybdenum Chromium and aluminium Molybdenum and nickel Nickel and chromium Chromium and molybdenum Chromium and aluminium Molybdenum and nickel Nickel and chromium ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction A hardness depth of about 3 mm can be achieved by induction hardness in __________ seconds. 250 100 500 5 250 100 500 5 ANSWER DOWNLOAD EXAMIANS APP
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