Petroleum Refinery Engineering The most suitable solvent for deasphalting vacuum residue is Methyl ethyl ketone Doctor's solution Methanol amine Propane Methyl ethyl ketone Doctor's solution Methanol amine Propane ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Concentration of H₂SO₄ catalyst in alkyla-tion is kept between 90-98%, because H₂SO₄ having concentration More than 98% promotes cracking Both A & B Less than 90% promotes polymerisation Neither A nor B More than 98% promotes cracking Both A & B Less than 90% promotes polymerisation Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering In a refinery petroleum crude is fractionated into gas fraction, light ends, intermediate distillates, heavy distillates, residues and by products. The group of products including gas oil, diesel oil and heavy fuel oil belongs to the fraction Residues Light ends Heavy distillates Intermediate distillates Residues Light ends Heavy distillates Intermediate distillates ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering The average boiling point of aviation turbine fuel is closest to that of Kerosene Diesel Lubricating oils LPG Kerosene Diesel Lubricating oils LPG ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Viscosity index of a lubricating oil Is the measure of variation of viscosity with temperature None of these Is the measure of its flash point Should be low Is the measure of variation of viscosity with temperature None of these Is the measure of its flash point Should be low ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Extractor temperature is maintained at -20°C in Edeleanu process to reduce the __________ of kerosene. Smoke point Paraffins Naphthenes Aromatics Smoke point Paraffins Naphthenes Aromatics ANSWER DOWNLOAD EXAMIANS APP
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