Petroleum Refinery Engineering Which is almost absent in crude petroleum? Naphthenes Cycloparaffins Mercaptans Olefins Naphthenes Cycloparaffins Mercaptans Olefins ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Petroleum Does not contain aromatics Constitutes mainly of olefins Is optically active Does not contain asphalt Does not contain aromatics Constitutes mainly of olefins Is optically active Does not contain asphalt ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Waxes present in petroleum products Can be separated out by distillation Are not soluble in them Crystallise out at low temperature Decrease their viscosity Can be separated out by distillation Are not soluble in them Crystallise out at low temperature Decrease their viscosity ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Smoke point of kerosene is the Time after which smoking starts on burning Temperature at which smoking starts Maximum height of flame (in mm) without causing smoking, when burnt in a standard lamp None of these Time after which smoking starts on burning Temperature at which smoking starts Maximum height of flame (in mm) without causing smoking, when burnt in a standard lamp None of these ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Most commonly used crude heater before the fractionation tower in a refinery is the __________ heater. Electric immersion None of these Steam coil Pipestill Electric immersion None of these Steam coil Pipestill ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Deoiling is the process of removal of oil from wax. It is done by the __________ process. Resettling All of these Solvent extraction Sweating Resettling All of these Solvent extraction Sweating ANSWER DOWNLOAD EXAMIANS APP
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