Engineering Materials Crystal structure of a material is, generally, examined by Naked eye Optical microscope Metallurgical microscope X-ray techniques Naked eye Optical microscope Metallurgical microscope X-ray techniques ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Preheating is essential in welding Cast iron High speed steel All of these All nonferrous materials Cast iron High speed steel All of these All nonferrous materials ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Corundum contains more than 95% Steel Al2O3 MgO SiO2 Steel Al2O3 MgO SiO2 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Foundry crucible is made of Lead German silver Graphite Mild steel Lead German silver Graphite Mild steel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Connecting rod is, usually, made from Low carbon steel High carbon steel Medium carbon steel High speed steel Low carbon steel High carbon steel Medium carbon steel High speed steel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Quenching is not necessary when hardening is done by Flame hardening Any one of these Nitriding Case hardening Flame hardening Any one of these Nitriding Case hardening ANSWER DOWNLOAD EXAMIANS APP