Petroleum Refinery Engineering Choose the correct statement regarding thermal cracking. Increased residence time results in the decreased severity of cracking Moderate changes in operating temperature does not change the depth of cracking Greater depth of cracking gives lower octane number gasoline At low pressure, the yield of lighter hydrocarbons are more Increased residence time results in the decreased severity of cracking Moderate changes in operating temperature does not change the depth of cracking Greater depth of cracking gives lower octane number gasoline At low pressure, the yield of lighter hydrocarbons are more ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Sulphur content in lighter and heavier petroleum products is generally determined respectively by Bomb method and quartz tube method Bomb method and lamp method Lamp method and bomb method Quartz tube method and lamp method Bomb method and quartz tube method Bomb method and lamp method Lamp method and bomb method Quartz tube method and lamp method ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering __________ test is done to find out the softening point of bitumen. Viscosity Ball and ring Flame Impact Viscosity Ball and ring Flame Impact ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Aniline point test of an oil qualitatively indicates the __________ content of an oil. Paraffin Olefin Aromatic Naphthene Paraffin Olefin Aromatic Naphthene ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Molecular weight of crude petroleum may be around 5000 1500 250 50 5000 1500 250 50 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Tetra-ethyl lead is added in gasoline to Increase its smoke point Increase its octane number Reduce gum formation Reduce the pour point Increase its smoke point Increase its octane number Reduce gum formation Reduce the pour point ANSWER DOWNLOAD EXAMIANS APP
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