Petroleum Refinery Engineering Mercaptans are Added in LPG cylinders to detect gas leakage by its smell All of these Low boiling sulphur compounds Undesirable in petrol, as they reduce its octane number Added in LPG cylinders to detect gas leakage by its smell All of these Low boiling sulphur compounds Undesirable in petrol, as they reduce its octane number ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following is an additive used for improving the cetane number of diesel? Ethyl nitrate or acetone None of these Tetraethyl lead Tetramethyllead Ethyl nitrate or acetone None of these Tetraethyl lead Tetramethyllead ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering The condesate obtained on compression of wet natural gas is termed as Liquefied natural gasoline None of these Liquid natural gas Natural gasoline Liquefied natural gasoline None of these Liquid natural gas Natural gasoline ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering With increase in the number of carbon and hydrogen atoms in hydrocarbon molecules, the density of petroleum products Remains same Unpredictable from the data Decreases Increases Remains same Unpredictable from the data Decreases Increases ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Operating temperature and pressure in catalytic reforming is about 1-5 Kgf/cm² & 200°C 15-45 Kgf/cm² & 450-550°C 5-10 kgf/cm² & 150 - 250°C 50 - 75 kgf/cm² & 600 - 800°C 1-5 Kgf/cm² & 200°C 15-45 Kgf/cm² & 450-550°C 5-10 kgf/cm² & 150 - 250°C 50 - 75 kgf/cm² & 600 - 800°C ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Penetration test determines the __________ of the grease. Variation in viscosity with temperature Service temperature Lubricating properties (e.g. oilness) Stiffness Variation in viscosity with temperature Service temperature Lubricating properties (e.g. oilness) Stiffness ANSWER DOWNLOAD EXAMIANS APP
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