Engineering Materials The molecules in a solid move Back and forth like tiny pendulums In circular motion In a haphazard way In a random manner Back and forth like tiny pendulums In circular motion In a haphazard way In a random manner ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Free carbon in iron makes the metal Soft and gives a coarse grained crystalline structure Hard and gives a fine grained crystalline structure Soft and gives a fine grained crystalline structure Hard and gives a coarse grained crystalline structure Soft and gives a coarse grained crystalline structure Hard and gives a fine grained crystalline structure Soft and gives a fine grained crystalline structure Hard and gives a coarse grained crystalline structure ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following impurity in cast iron promotes graphite nodule formation and increases the fluidity of the molten metal? Sulphur Silicon Manganese Phosphorus Sulphur Silicon Manganese Phosphorus ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The lower critical point for all steels is 723°C 700°C 600°C 913°C 723°C 700°C 600°C 913°C ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Malleability of a material can be defined as All of these Ability to undergo large permanent deformations in tension Ability to undergo large permanent deformations in compression Ability to recover its original form All of these Ability to undergo large permanent deformations in tension Ability to undergo large permanent deformations in compression Ability to recover its original form ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Crystal structure of a material is, generally, examined by X-ray techniques Optical microscope Metallurgical microscope Naked eye X-ray techniques Optical microscope Metallurgical microscope Naked eye ANSWER DOWNLOAD EXAMIANS APP
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