Engineering Materials Free cutting steels Contain carbon in free from Require minimum cutting force Is used where rapid machining is the prime requirement Can be cut freely Contain carbon in free from Require minimum cutting force Is used where rapid machining is the prime requirement Can be cut freely ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Tensile strength of steel can be safely increased by Adding small quantities of copper Adding carbon up to 6.3% Adding carbon up to 0.83% Adding carbon up to 2.8% Adding small quantities of copper Adding carbon up to 6.3% Adding carbon up to 0.83% Adding carbon up to 2.8% ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Sulphur in cast iron Make the iron white and hard Makes the iron soft and easily machinable Aids fusibility and fluidity Increases hardness and brittleness Make the iron white and hard Makes the iron soft and easily machinable Aids fusibility and fluidity Increases hardness and brittleness ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials High carbon steel carries carbon percentage 0.3 to 0.6% 0.1 to 0.3% 0.8 to 1.5% 0.6 to 0.8% 0.3 to 0.6% 0.1 to 0.3% 0.8 to 1.5% 0.6 to 0.8% ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Crystal structure of a material is, generally, examined by Optical microscope Metallurgical microscope X-ray techniques Naked eye Optical microscope Metallurgical microscope X-ray techniques Naked eye ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Weld decay is the phenomenon found with Mild steel Cast iron Nonferrous materials Stainless steel Mild steel Cast iron Nonferrous materials Stainless steel ANSWER DOWNLOAD EXAMIANS APP