Engineering Materials Crystal structure of a material is, generally, examined by X-ray techniques Metallurgical microscope Optical microscope Naked eye X-ray techniques Metallurgical microscope Optical microscope Naked eye ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Nickel in steel Refines grain size and produces less tendency to carburisation, improves corrosion and heat resistant properties Improves cutting ability and reduces hardenability Improves wear resistance, cutting ability and toughness Gives ductility, toughness, tensile strength and anti-corrosion properties Refines grain size and produces less tendency to carburisation, improves corrosion and heat resistant properties Improves cutting ability and reduces hardenability Improves wear resistance, cutting ability and toughness Gives ductility, toughness, tensile strength and anti-corrosion properties ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Neutral solution is one which has pH value pH value has nothing to do with neutral solution Greater than 7 Less than 7 Equal to 7 pH value has nothing to do with neutral solution Greater than 7 Less than 7 Equal to 7 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Corundum contains more than 95% Al2O3 MgO Steel SiO2 Al2O3 MgO Steel SiO2 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Iron ore is usually found in the form of Carbonates Sulphides All of these Oxides Carbonates Sulphides All of these Oxides ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials A material is known as allotropic or polymorphic if it Exists in several crystal forms at different temperatures Responds to heat treatment Has a fixed structure under all conditions Has its atoms distributed in a random pattern Exists in several crystal forms at different temperatures Responds to heat treatment Has a fixed structure under all conditions Has its atoms distributed in a random pattern ANSWER DOWNLOAD EXAMIANS APP