Petroleum Refinery Engineering Which of the following additives improves the cetane number of diesel? Napthenic acid Tetra ethyl lead Ethyl mercaptan Amyl nitrate Napthenic acid Tetra ethyl lead Ethyl mercaptan Amyl nitrate ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering The most widely used crude topping column in refineries is the __________ column. Bubble-cap Fluidised bed Perforated plate Packed bed Bubble-cap Fluidised bed Perforated plate Packed bed ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which one of the following processes aims at producing higher yield of gaseous unsaturated hydrocarbons and aromatics like benzene & toluene? Hydrocracking Pyrolysis Alkylation Reforming Hydrocracking Pyrolysis Alkylation Reforming ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Flash point of an oil is determined by the Saybolt viscometer Conradson apparatus Pensky Martens apparatus Ramsbottom apparatus Saybolt viscometer Conradson apparatus Pensky Martens apparatus Ramsbottom apparatus ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Solvent used for dewaxing of petroleum products are Furfural Propane Methyl ethyl ketone (MEK) Both B & C Furfural Propane Methyl ethyl ketone (MEK) Both B & C ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering The main reaction in reforming is the Hydrogenation of naphthenes Saturation of olefins Dehydrogenation of naphthenes Hydrocracking of paraffins Hydrogenation of naphthenes Saturation of olefins Dehydrogenation of naphthenes Hydrocracking of paraffins ANSWER DOWNLOAD EXAMIANS APP
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