Materials and Construction Light weight metallic alloy used in aircraft industry is Phosphor bronze High silicon (14%) iron Duralumin Aluminium Phosphor bronze High silicon (14%) iron Duralumin Aluminium ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Presence of silicon in steel None of these Indicates that steel is not deoxidised properly Is in the form of free Si Decreases the blow holes formation tendency in castings None of these Indicates that steel is not deoxidised properly Is in the form of free Si Decreases the blow holes formation tendency in castings ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Concrete tank can be used to store Sulphuric acid Ferrous sulphate Alum Saturated brine Sulphuric acid Ferrous sulphate Alum Saturated brine ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Which of the following pairs of elements may form an alloy? Iron & mercury Platinum & mercury Iron & carbon None of these Iron & mercury Platinum & mercury Iron & carbon None of these ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Which of the following metals in not used for coating of the base metal to guard it against corrosion? Magnesium Aluminium Cadmium Lead Magnesium Aluminium Cadmium Lead ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction __________ steel is widely used for the manufacture of motor car crankshafts. Silicon High speed Nickel Chrome Silicon High speed Nickel Chrome ANSWER DOWNLOAD EXAMIANS APP