Engineering Materials Which of the following metal shrinks most from molten state to solid state? Cast steel Cast iron Admiralty metal Brass Cast steel Cast iron Admiralty metal Brass ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Steel contains 50% or more iron 80% or more iron Alloying elements like chromium, tungsten nickel and copper Elements like phosphorus, sulphur and silicon in varying quantities 50% or more iron 80% or more iron Alloying elements like chromium, tungsten nickel and copper Elements like phosphorus, sulphur and silicon in varying quantities ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Duralumin contains 3.5 to 4.5% copper, 0.4 to 0.7% magnesium, 0.4 to 0.7% manganese and rest aluminium 3.5 to 4.5% copper, 1.2 to 1.7% manganese, 1.8 to 2.3% nickel, 0.6% each of silicon, magnesium and iron, and rest aluminium 4 to 4.5% magnesium, 3 to 4% copper and rest aluminium 5 to 6% tin, 2 to 3% copper and rest aluminium 3.5 to 4.5% copper, 0.4 to 0.7% magnesium, 0.4 to 0.7% manganese and rest aluminium 3.5 to 4.5% copper, 1.2 to 1.7% manganese, 1.8 to 2.3% nickel, 0.6% each of silicon, magnesium and iron, and rest aluminium 4 to 4.5% magnesium, 3 to 4% copper and rest aluminium 5 to 6% tin, 2 to 3% copper and rest aluminium ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Grey cast iron has High tensile strength All of these Low compressive strength Carbon in the form of free graphite High tensile strength All of these Low compressive strength Carbon in the form of free graphite ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Heavy duty leaf and coil springs contain carbon of the following order 0.002 0.005 0.01 0.008 0.002 0.005 0.01 0.008 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Crystal structure of a material is, generally, examined by Optical microscope Naked eye X-ray techniques Metallurgical microscope Optical microscope Naked eye X-ray techniques Metallurgical microscope ANSWER DOWNLOAD EXAMIANS APP