Materials and Construction In cold working of metal as compared to its hot working Yield stress, hardness and fatigue strength is not at all affected Appreciable strain hardening is produced Ductility and impact strength improves Cracks and blow holes are eliminated Yield stress, hardness and fatigue strength is not at all affected Appreciable strain hardening is produced Ductility and impact strength improves Cracks and blow holes are eliminated ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Which of the following has the highest compressive strength? Wrought iron Mild steel High carbon steel Cast iron Wrought iron Mild steel High carbon steel Cast iron ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Percentage of silver in German silver is 0 5 20 10 0 5 20 10 ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction The softest material in Mho's scale (for measuring hardness) is Rubber Gypsum Talc None of these Rubber Gypsum Talc None of these ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Electronic structure of a material is generally studied by X-ray Electron diffraction Spectroscopic techniques Metallurgical microscope X-ray Electron diffraction Spectroscopic techniques Metallurgical microscope ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction __________ is added in stainless steel to prevent inter crystal corrosion. Niobium Chromium Vanadium Nickel Niobium Chromium Vanadium Nickel ANSWER DOWNLOAD EXAMIANS APP