Engineering Materials In grey cast iron, carbon is present in the form of Spheroids Flakes Free carbon Cementite Spheroids Flakes Free carbon Cementite ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials When filing or machining cast iron makes our hands black, then it shows that ________ is present in cast iron. Cementite None of these Free graphite Both A and B Cementite None of these Free graphite Both A and B ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The percentage carbon content in wrought iron is about 0.1 0.02 0.4 2 0.1 0.02 0.4 2 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Thermoplastic materials are those materials which Are used as a friction lining for clutches and brakes Are flexible and can withstand considerable wear under suitable conditions Are formed into shape under heat and pressure and results in a permanently hard product Do not become hard with the application of heat and pressure and no chemical change occurs Are used as a friction lining for clutches and brakes Are flexible and can withstand considerable wear under suitable conditions Are formed into shape under heat and pressure and results in a permanently hard product Do not become hard with the application of heat and pressure and no chemical change occurs ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials According to Indian standard specifications, plain carbon steel designated by 40 C8 means that the carbon content is 0.35 to 0.45% 0.6 to 0.8% 0.4 to 0.6% 0.0004 0.35 to 0.45% 0.6 to 0.8% 0.4 to 0.6% 0.0004 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials When medium carbon steel is heated to coarsening temperature The average grain size is a minimum The grain size first increases and then decreases very rapidly The grain size increases very rapidly There is no change in grain size The average grain size is a minimum The grain size first increases and then decreases very rapidly The grain size increases very rapidly There is no change in grain size ANSWER DOWNLOAD EXAMIANS APP
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