Petroleum Refinery Engineering Crude oil is subjected to vacuum distillation in the last stage, because Lighter/low boiling products are prone to thermal decomposition High purity products can be obtained thereby None of these High boiling point products like heavy fuel oil & lubricating oils are heat sensitive and may decompose Lighter/low boiling products are prone to thermal decomposition High purity products can be obtained thereby None of these High boiling point products like heavy fuel oil & lubricating oils are heat sensitive and may decompose ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following has the highest octane number? I-paraffins Aromatics Naphthenes Olefins I-paraffins Aromatics Naphthenes Olefins ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Presence of aromatics in All of these Kerosene increases its smoke point Diesel increases its cetane number Petrol increases its octane number All of these Kerosene increases its smoke point Diesel increases its cetane number Petrol increases its octane number ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Cetane number of a diesel fuel is the measure of its Smoke point Ignition delay Viscosity Oxidation stability Smoke point Ignition delay Viscosity Oxidation stability ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following processes in oil refinery does not employ 'cracking'? Visbreaking Pyrolysis None of these Coking Visbreaking Pyrolysis None of these Coking ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Aniline point is the temperature at which Equal volume of aniline & the test sample are completely miscible Aniline vaporises Equal weight of diesel & the aniline are completely miscible Equal weight of aniline & the test sample are completely miscible Equal volume of aniline & the test sample are completely miscible Aniline vaporises Equal weight of diesel & the aniline are completely miscible Equal weight of aniline & the test sample are completely miscible ANSWER DOWNLOAD EXAMIANS APP
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