Chemical Engineering Basics The best criterion for analysing an economic investment is the Present value method Salvage value Future value method Rate of return criterion Present value method Salvage value Future value method Rate of return criterion 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. Less than Greater than Either A, B or C; depends on the size of atom Equal to Less than Greater than Either A, B or C; depends on the size of atom Equal to ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Oxygen cylinders used for autogenous (cutting/welding) purposes are Made by sand casting Welded steel cylinders Heat treated before use Seamless & made of steel Made by sand casting Welded steel cylinders Heat treated before use Seamless & made of steel ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Grain hardness is measured by the __________ hardness testing method. Knoop Vicker's Shore sceleroscope Rockwell F Knoop Vicker's Shore sceleroscope Rockwell F ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Parallel straight line pattern of temperature distribution for both hot and cold fluids is observed in case of heat exchanger of the type Counter flow with equal heat capacities Parallel flow with equal heat capacities Counter flow with unequal heat capacities Parallel flow with unequal heat capacities Counter flow with equal heat capacities Parallel flow with equal heat capacities Counter flow with unequal heat capacities Parallel flow with unequal heat capacities ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics There are one octahedral void and __________ tetrahedral void in the closest packing of atoms. Two One None of these Three Two One None of these Three ANSWER DOWNLOAD EXAMIANS APP