Petroleum Refinery Engineering Operating temperature and pressure in catalytic reforming is about 15-45 Kgf/cm² & 450-550°C 50 - 75 kgf/cm² & 600 - 800°C 5-10 kgf/cm² & 150 - 250°C 1-5 Kgf/cm² & 200°C 15-45 Kgf/cm² & 450-550°C 50 - 75 kgf/cm² & 600 - 800°C 5-10 kgf/cm² & 150 - 250°C 1-5 Kgf/cm² & 200°C ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Penetration test determines the __________ of the grease. Lubricating properties (e.g. oilness) Variation in viscosity with temperature Stiffness Service temperature Lubricating properties (e.g. oilness) Variation in viscosity with temperature Stiffness Service temperature ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Crude topping column operates at __________ pressure. 3 atm 10 atm Atmospheric Vacuum 3 atm 10 atm Atmospheric Vacuum ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Concentration of H₂SO₄ catalyst in alkyla-tion is kept between 90-98%, because H₂SO₄ having concentration Less than 90% promotes polymerisation More than 98% promotes cracking Neither A nor B Both A & B Less than 90% promotes polymerisation More than 98% promotes cracking Neither A nor B Both A & B ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following processes is used for the production of petroleum coke? Reforming Visbreaking Stabilisation Cracking Reforming Visbreaking Stabilisation Cracking ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Smoke point of kerosene is the None of these Temperature at which smoking starts Maximum height of flame (in mm) without causing smoking, when burnt in a standard lamp Time after which smoking starts on burning None of these Temperature at which smoking starts Maximum height of flame (in mm) without causing smoking, when burnt in a standard lamp Time after which smoking starts on burning ANSWER DOWNLOAD EXAMIANS APP
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