Petroleum Refinery Engineering Crude oil is subjected to vacuum distillation in the last stage, because 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 None of these High purity products can be obtained thereby 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 None of these High purity products can be obtained thereby ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Pick out the additive property of a lube oil out of following. Specific gravity Viscosity °API gravity Flashpoint Specific gravity Viscosity °API gravity Flashpoint ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Diesel index.(an alternative index for expressing the quality of diesel) is Equal to cetane number plus 3 Determined by using a test engine All of these Not related to aniline point Equal to cetane number plus 3 Determined by using a test engine All of these Not related to aniline point ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Pressure maintained in the high pressure primary tower of a three stage crude oil distillation system is about __________ kg/cm² . 6 3 1.5 12 6 3 1.5 12 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Octane number of gasoline produced by two stage fluidised catalytic cracking process is 87 80 97 92 87 80 97 92 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Cetane number of a diesel fuel is the measure of its Oxidation stability Ignition delay Smoke point Viscosity Oxidation stability Ignition delay Smoke point Viscosity ANSWER DOWNLOAD EXAMIANS APP
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