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 Addition of nickel to copper improves its Strength Hardness Machinability Ductility Strength Hardness Machinability Ductility ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Nickel as a material of construction Is used as an alloying element for both ferrous & non-ferrous alloys Is paramagnetic below 415° C (its Curie temperature) Dimagnetic Has a body centred cubic (bcc) crystal lattice structure Is used as an alloying element for both ferrous & non-ferrous alloys Is paramagnetic below 415° C (its Curie temperature) Dimagnetic Has a body centred cubic (bcc) crystal lattice structure ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Constantan used in thermocouples is an alloy of Iron & copper Copper & aluminium None of these Lead & tin Iron & copper Copper & aluminium None of these Lead & tin ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Babbit metal (used for making bearings) comprises of Mainly tin (85%) and lead Saw dust and iron dust mixture Zinc and aluminium Copper and aluminium Mainly tin (85%) and lead Saw dust and iron dust mixture Zinc and aluminium Copper and aluminium ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Generally __________ are subjected to galvanising (i.e., zinc coating). Low carbon steels Non-metals Non-ferrous metals Stainless steel Low carbon steels Non-metals Non-ferrous metals Stainless steel ANSWER DOWNLOAD EXAMIANS APP
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