Petroleum Refinery Engineering Tetra-ethyl lead is added in gasoline to Increase its smoke point Increase its octane number Reduce the pour point Reduce gum formation Increase its smoke point Increase its octane number Reduce the pour point Reduce gum formation ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Catalyst used in isomerisation process is H₂SO₄ HF AlCl3 H₃PO₄ H₂SO₄ HF AlCl3 H₃PO₄ ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Crude oil is subjected to vacuum distillation in the last stage, because None of these High boiling point products like heavy fuel oil & lubricating oils are heat sensitive and may decompose High purity products can be obtained thereby Lighter/low boiling products are prone to thermal decomposition None of these High boiling point products like heavy fuel oil & lubricating oils are heat sensitive and may decompose High purity products can be obtained thereby Lighter/low boiling products are prone to thermal decomposition ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering H/C ratio (by weight) for the same number of carbon atoms is the highest in case of Naphthenes Aromatics Paraffins Olefins Naphthenes Aromatics Paraffins Olefins ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Operating condition in the electrical dehydrators for crude oil is about 6.5 kgf/Cm² & 95°C 50 atm. and 150°C 1 atm. & 110 °C 20 kgf/cm² & 110°C 6.5 kgf/Cm² & 95°C 50 atm. and 150°C 1 atm. & 110 °C 20 kgf/cm² & 110°C ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Diesel used in naval applications has a minimum cetane number of 65 25 45 35 65 25 45 35 ANSWER DOWNLOAD EXAMIANS APP
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