Engineering Materials Crystal structure of a material is, generally, examined by Metallurgical microscope Optical microscope Naked eye X-ray techniques Metallurgical microscope Optical microscope Naked eye X-ray techniques ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Delta iron occurs at temperature of Between 1400°C and 1539°C Between 910°C and 1400°C Above melting point Room temperature Between 1400°C and 1539°C Between 910°C and 1400°C Above melting point Room temperature ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials White cast iron contains carbon in the form of Cementite Free carbon Graphite White carbon Cementite Free carbon Graphite White carbon ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials A reversible change in the atomic structure of steel with corresponding change in the properties is known as Allotropic change Molecular change Physical change Solidus change Allotropic change Molecular change Physical change Solidus change ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Vanadium in high speed steels Forms very hard carbides and thus increases wear resistance Promotes decarburisation Promotes retention of austenite Provides high hot hardness Forms very hard carbides and thus increases wear resistance Promotes decarburisation Promotes retention of austenite Provides high hot hardness ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials An engineer's hammer is made of Mild steel Cast iron High carbon steel Forged steel Mild steel Cast iron High carbon steel Forged steel ANSWER DOWNLOAD EXAMIANS APP