Engineering Materials Steel contains 50% or more iron Elements like phosphorus, sulphur and silicon in varying quantities 80% or more iron Alloying elements like chromium, tungsten nickel and copper 50% or more iron Elements like phosphorus, sulphur and silicon in varying quantities 80% or more iron Alloying elements like chromium, tungsten nickel and copper ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following metal shrinks most from molten state to solid state? Brass Cast steel Admiralty metal Cast iron Brass Cast steel Admiralty metal Cast iron ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The lower critical temperature Decreases as the carbon content in steel increases Increases as the carbon content in steel increases Is same for all steels Depends upon the rate of heating Decreases as the carbon content in steel increases Increases as the carbon content in steel increases Is same for all steels Depends upon the rate of heating ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Surveying tapes are made of a material having low coefficient of expansion and enough strength. The alloy used is Silver metal Duralumin Invar Hastelloy Silver metal Duralumin Invar Hastelloy ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Crystal structure of a material is, generally, examined by X-ray techniques Naked eye Metallurgical microscope Optical microscope X-ray techniques Naked eye Metallurgical microscope Optical microscope ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Corrosion resistance of steel is increased by adding Chromium and nickel Tungsten and sulphur Nickel and molybdenum Aluminium and zinc Chromium and nickel Tungsten and sulphur Nickel and molybdenum Aluminium and zinc ANSWER DOWNLOAD EXAMIANS APP
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