Chemical Engineering Basics Which of the following heat treatment processes is usually applied to castings ? Tempering Normalising Annealing Carburising Tempering Normalising Annealing Carburising ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Brinell Hardness Number (BHN) for talc is approximately in the range of 20-30 1-5 200-250 100-150 20-30 1-5 200-250 100-150 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Protection of ship hulls against sea water corrosion is done by coating with zinc because of the fact that zinc compared to iron is Cheaper Oxidised preferentially Reduced preferentially Lighter Cheaper Oxidised preferentially Reduced preferentially Lighter ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Coke is added in the blast furnace to 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 None of these Increase the fluidity of slag ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Specific __________ is a dimensionless quantity. None of these Weight Heat Humidity None of these Weight Heat Humidity ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Thermal efficiency of an internal combustion engine is around __________ percent. 35 8 65 80 35 8 65 80 ANSWER DOWNLOAD EXAMIANS APP
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