Petroleum Refinery Engineering Penetration test determines the __________ of the grease. Service temperature Lubricating properties (e.g. oilness) Stiffness Variation in viscosity with temperature Service temperature Lubricating properties (e.g. oilness) Stiffness Variation in viscosity with temperature ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Both asphalt and wax are produced by __________ base crude oils. Naphthenic Asphalt Mixed Paraffin Naphthenic Asphalt Mixed Paraffin ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Octane number (unleaded) of reformed gasoline may be upto 60 70 80 90 60 70 80 90 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Vacuum maintained in the vacuum distillation tower of the crude distillation plant is about __________ mm Hg (absolute). 150-250 43961 350-400 30-80 150-250 43961 350-400 30-80 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following has the highest octane number? Naphthenes Olefins Aromatics I-paraffins Naphthenes Olefins Aromatics I-paraffins ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Viscosity index of a lubricating oil None of these Is the measure of its flash point Is the measure of variation of viscosity with temperature Should be low None of these Is the measure of its flash point Is the measure of variation of viscosity with temperature Should be low ANSWER DOWNLOAD EXAMIANS APP
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