Petroleum Refinery Engineering Tetraethyl lead is added to the petrol to increase its octane number, because its octane number is More than 100 Less than 25 Round about 100 Between 50 and 100 More than 100 Less than 25 Round about 100 Between 50 and 100 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering The most suitable solvent for deasphalting vacuum residue is Propane Doctor's solution Methyl ethyl ketone Methanol amine Propane Doctor's solution Methyl ethyl ketone Methanol amine ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering In solutizer sweetening process, solutizer solution used is Naphthenic acid in Mercapsol process Neither A nor B Methanol in Unisol process Both A & B Naphthenic acid in Mercapsol process Neither A nor B Methanol in Unisol process Both A & B ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering For gasoline, the flash point ( Saybolt chromometer None of these Pensky-Marten's apparatus Abel apparatus Saybolt chromometer None of these Pensky-Marten's apparatus Abel apparatus ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering The pressure (kg/cm² ) and temperature (°C) maintained in electrical desalters for crude oil are respectively 50 and 250 1 and 200 10 and 120 10 and 300 50 and 250 1 and 200 10 and 120 10 and 300 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Products drawn from the top to bottom of the crude oil distillation column has progressively increasing C/H ratio All of these Boiling points Molecular weight C/H ratio All of these Boiling points Molecular weight ANSWER DOWNLOAD EXAMIANS APP