Chemical Engineering Basics __________ of hard alloy and tool steel is done to make it easily machinable. Normalising Case carburising Annealing Tempering Normalising Case carburising Annealing Tempering ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Coke is added in the blast furnace to None of these Increase the fluidity of slag Reduce & melt the iron ore Remove sulphur & phosphorus from molten metal None of these Increase the fluidity of slag Reduce & melt the iron ore Remove sulphur & phosphorus from molten metal ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Air refrigeration cycle is used in the air crafts, because of Low temperature encountered at high altitude Its high heat transfer rate Its low unit weight per ton of refrigeration Its higher co-efficient of performance (COP) Low temperature encountered at high altitude Its high heat transfer rate Its low unit weight per ton of refrigeration Its higher co-efficient of performance (COP) ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Measurement of the area of the indented surface is not involved in the __________ hardhes testing method. Rockwell Brinell Vicker's Knoop Rockwell Brinell Vicker's Knoop ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics A psychrometer does not measure the __________ temperature of moist air. Wet bulb None of these Dry bulb Dew point Wet bulb None of these Dry bulb Dew point 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 intermetallics of Fe, Ni, Ti etc Fine dispersions of Fe₃ C nucleated on dislocations in austenite A fine, highly dislocated and strong martensite Fine dispersions of alloy carbides in a ferrite matrix Fine dispersions of intermetallics of Fe, Ni, Ti etc Fine dispersions of Fe₃ C nucleated on dislocations in austenite A fine, highly dislocated and strong martensite ANSWER DOWNLOAD EXAMIANS APP
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