Chemical Engineering Basics Which of the following heat treatment processes is usually applied to castings ? Carburising Annealing Normalising Tempering Carburising Annealing Normalising Tempering ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Source of heat supply in a cupola is Pulverised coal Coke Lumpy coal Charcoal Pulverised coal Coke Lumpy coal Charcoal ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics The size of the tetrahedral void in the closest packing of atoms is __________ that of the octahedral void. Greater than Equal to Less than Either A, B or C; depends on the size of atom Greater than Equal to Less than Either A, B or C; depends on the size of atom ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Corrosion rate can not be lowered by reducing the __________ of the corroding medium. Temperature None of these Concentration Velocity Temperature None of these Concentration Velocity ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Out of the following, which will fracture most readity, when hit with a hard hammer ? Brass German silver Cast iron Bronze Brass German silver Cast iron Bronze ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Maraging steels derive their strength from the following mechanism: Fine dispersions of alloy carbides in a ferrite matrix Fine dispersions of Fe₃ C nucleated on dislocations in austenite Fine dispersions of intermetallics of Fe, Ni, Ti etc A fine, highly dislocated and strong martensite Fine dispersions of alloy carbides in a ferrite matrix Fine dispersions of Fe₃ C nucleated on dislocations in austenite Fine dispersions of intermetallics of Fe, Ni, Ti etc A fine, highly dislocated and strong martensite ANSWER DOWNLOAD EXAMIANS APP
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