Petroleum Refinery Engineering Stabilisation of gasoline (petrol) means Increasing its oxidation stability Increasing its vapour pressure Removal of dissolved gases from it Improving its lead susceptibility Increasing its oxidation stability Increasing its vapour pressure Removal of dissolved gases from it Improving its lead susceptibility ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Pick out the correct statement pertaining to catalytic cracking. Percentage conversion increases with increase in the catalyst to oil ratio All of these With increase in the reactor temperature, gasoline yield decreases for a given conversion With increase in the reactor pressure, octane number of gasoline decreases Percentage conversion increases with increase in the catalyst to oil ratio All of these With increase in the reactor temperature, gasoline yield decreases for a given conversion With increase in the reactor pressure, octane number of gasoline decreases ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Methyl tertiary butyl ether (MTBE), a high octane (octane no. = 115) gasoline blending component is produced by the simple additive reaction of isobutylene with Methyl alcohol Methane Ethyl alcohol Ethane Methyl alcohol Methane Ethyl alcohol Ethane ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following reactions is undesirable in the production of catalytically reformed gasoline? Dehydrogenation of lower paraffins Isomerisation of paraffins Dehydrogenation of naphthene Dehydrocyclisation of higher paraffins Dehydrogenation of lower paraffins Isomerisation of paraffins Dehydrogenation of naphthene Dehydrocyclisation of higher paraffins ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Visbreaking process is used mainly for making Fuel oil Smoke free kerosene High octane gasoline High cetane diesel Fuel oil Smoke free kerosene High octane gasoline High cetane diesel ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Removal of light fractions from crude oil is called its Dehydration Stabilisation Sweetening Visbreaking Dehydration Stabilisation Sweetening Visbreaking ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS