Engineering Materials Surveying tapes are made of a material having low coefficient of expansion and enough strength. The alloy used is Duralumin Silver metal Invar Hastelloy Duralumin Silver metal Invar Hastelloy 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
Engineering Materials Which of the following represents the allotropic forms of iron? Alpha iron and beta iron Alpha iron, beta iron and gamma iron Body centered cubic iron and face centered cubic iron Alpha iron, gamma from and delta iron Alpha iron and beta iron Alpha iron, beta iron and gamma iron Body centered cubic iron and face centered cubic iron Alpha iron, gamma from and delta iron ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The toughness of a material __________ when it is heated. None of these Increases Decreases Remain same None of these Increases Decreases Remain same ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Bronze is an alloy of Copper and zinc Copper and tin None of these Copper, tin and zinc Copper and zinc Copper and tin None of these Copper, tin and zinc ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The defect which takes place due to imperfect packing of atoms during crystallization is known as Surface defect Line defect None of these Point defect Surface defect Line defect None of these Point defect ANSWER DOWNLOAD EXAMIANS APP