Chemical Engineering Basics The best criterion for analysing an economic investment is the Present value method Future value method Salvage value Rate of return criterion Present value method Future value method Salvage value Rate of return criterion ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Circulation of liquid metal (i.e. molten sodium) in a liquid metal cooled nuclear reactor is done by a/an __________ pump. Diaphragm Axial flow Electromagnetic Reciprocating Diaphragm Axial flow Electromagnetic Reciprocating ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics 1% concentration of water vapor in air is equivalent to __________ ppm (parts per million). 10 1000 10000 100 10 1000 10000 100 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics First empirical temperature scale conceived is the __________ temperature scale. Farenhite Absolute Reaumer Celcius Farenhite Absolute Reaumer Celcius ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Principal alloying elements of cast tool alloys which have very high wear resistance & high temperature strength are Cobalt, chromium & nickel Cobalt, chromium & tungsten Molybdenun, tungsten & chromium Cobalt, zirconium & molybdenum Cobalt, chromium & nickel Cobalt, chromium & tungsten Molybdenun, tungsten & chromium Cobalt, zirconium & molybdenum ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Corrosion rate can not be lowered by reducing the __________ of the corroding medium. Velocity None of these Concentration Temperature Velocity None of these Concentration Temperature ANSWER DOWNLOAD EXAMIANS APP