Petroleum Refinery Engineering The most widely used crude topping column in refineries is the __________ column. Perforated plate Fluidised bed Bubble-cap Packed bed Perforated plate Fluidised bed Bubble-cap Packed bed ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Both asphalt and wax are produced by __________ base crude oils. Paraffin Naphthenic Asphalt Mixed Paraffin Naphthenic Asphalt Mixed ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Thermofer catalytic cracking process is a __________ process. Moving bed Fluidised bed Non-catalytic Fixed bed Moving bed Fluidised bed Non-catalytic Fixed bed ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Pick out the undesirable property for a solvent meant for dewaxing of lube oil. Both A & B High solubility of wax in the solvent Neither A nor B Complete miscibility with oil Both A & B High solubility of wax in the solvent Neither A nor B Complete miscibility with oil ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering A multigrade lubricating oil means an oil having high Viscosity Aniline point Viscosity index Flash point Viscosity Aniline point Viscosity index Flash point ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering The proper arrangement of the petroleum fractions in order of their boiling points is Lubricating oil > diesel > petrol > LPG Petrol > diesel > LPG > lubricating oil Petrol > lubricating oil > diesel > LPG Lubricating oil > petrol > diesel > LPG Lubricating oil > diesel > petrol > LPG Petrol > diesel > LPG > lubricating oil Petrol > lubricating oil > diesel > LPG Lubricating oil > petrol > diesel > LPG ANSWER DOWNLOAD EXAMIANS APP
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