Materials and Construction Duralumin is an alloy of None of these Aluminium, nickel and silicon Aluminium, copper and manganese Aluminium and nickel None of these Aluminium, nickel and silicon Aluminium, copper and manganese Aluminium and nickel ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Most suitable material of construction for the storage of concentrated nitric acid is Monel Aluminium or chromium alloys (Cr > 18% for cold acid) Cast iron Karbate Monel Aluminium or chromium alloys (Cr > 18% for cold acid) Cast iron Karbate ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Electronic structure of a material is generally studied by Metallurgical microscope Spectroscopic techniques X-ray Electron diffraction Metallurgical microscope Spectroscopic techniques X-ray Electron diffraction ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Dead mild steel, which contains 0.10 to 0.15 percent carbon is used for making Gears Flanges Shafts Shear blades Gears Flanges Shafts Shear blades ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Addition of lead, sulphur and phosphorus to low carbon steel helps in improving its Machinability Tensile strength Compressive strength Corrosion resistance Machinability Tensile strength Compressive strength Corrosion resistance ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Pure nickel is Ferromagnetic above its curie point (i.e., 415°C) Not resistant to oxidation at high temperature Ferromagnetic at room temperature Having h.c.p. crystal lattice Ferromagnetic above its curie point (i.e., 415°C) Not resistant to oxidation at high temperature Ferromagnetic at room temperature Having h.c.p. crystal lattice ANSWER DOWNLOAD EXAMIANS APP
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