Petroleum Refinery Engineering Presence of sulphur in gasoline Helps during stabilisation Leads to corrosion Increases lead susceptibility Decreases gum formation Helps during stabilisation Leads to corrosion Increases lead susceptibility Decreases gum formation ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Ethyl mercaptan is added to the Doctor negative LPG for facilitating the detection of its leakage (by bad odour) to the extent of about __________ ppm. 10000 1 50 5000 10000 1 50 5000 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering LPG stands for Liquified petrol gas Liquid petroleum gas Liquefied petroleum gas Liquid petrol gas Liquified petrol gas Liquid petroleum gas Liquefied petroleum gas Liquid petrol gas ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Concentration of H₂SO₄ catalyst in alkyla-tion is kept between 90-98%, because H₂SO₄ having concentration Less than 90% promotes polymerisation More than 98% promotes cracking Both A & B Neither A nor B Less than 90% promotes polymerisation More than 98% promotes cracking Both A & B Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following is used as a catalyst in fluidised bed catalytic cracking? Silica-magnesia Silica-alumina All of these Bentonite clays Silica-magnesia Silica-alumina All of these Bentonite clays ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering In sweetening process, solutizer agent used with caustic alkali is Phenol Sodium plumbite Potassium isobutyrate Methanol Phenol Sodium plumbite Potassium isobutyrate Methanol ANSWER DOWNLOAD EXAMIANS APP
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