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 Pure nickel is Having h.c.p. crystal lattice Ferromagnetic at room temperature Ferromagnetic above its curie point (i.e., 415°C) Not resistant to oxidation at high temperature Having h.c.p. crystal lattice Ferromagnetic at room temperature Ferromagnetic above its curie point (i.e., 415°C) Not resistant to oxidation at high temperature ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Hammers and railway rails are normally made of Mild steel Dead mild steel Medium carbon steel High carbon steel Mild steel Dead mild steel Medium carbon steel High carbon steel ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Presence of even 0.005% of __________ in copper makes it highly brittle, rendering it useless for wire-drawing. Arsenic Antimony Oxygen Bismuth Arsenic Antimony Oxygen Bismuth ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Aluminium as a material of construction suffers from the disadvantage of Very low strength to weight ratio Scarce availability Very high cost Rather low tensile strength Very low strength to weight ratio Scarce availability Very high cost Rather low tensile strength ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Nickel (76%) and chromium (15%) alloys are termed as Monel Inconel Brass Aluminium bronzes Monel Inconel Brass Aluminium bronzes ANSWER DOWNLOAD EXAMIANS APP
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