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
Chemical Engineering Basics Lime contains about 90% CaO. Percentage CaO present in limestone is about 80 70 50 25 80 70 50 25 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Specific heat of an ideal gas depends upon its Temperature Molecular weight Volume Pressure Temperature Molecular weight Volume Pressure ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Which of the following is not used as a fuel in rocket propellaht ? Liquid hydrogen Liquid oxygen Liquid hydrazine Kerosene oil Liquid hydrogen Liquid oxygen Liquid hydrazine Kerosene oil ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Pick out the wrong statement. If the net positive suction head (NPSH) requirement of a pump is not satisfied, then It will be cavitated It will deliver low discharge of liquid It will not develop sufficient head to raise water Its efficiency will not be affected It will be cavitated It will deliver low discharge of liquid It will not develop sufficient head to raise water Its efficiency will not be affected ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics The best criterion for analysing an economic investment is the Rate of return criterion Present value method Future value method Salvage value Rate of return criterion Present value method Future value method Salvage value ANSWER DOWNLOAD EXAMIANS APP
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