Petroleum Refinery Engineering Extractor temperature is maintained at -20°C in Edeleanu process to reduce the __________ of kerosene. Naphthenes Smoke point Aromatics Paraffins Naphthenes Smoke point Aromatics Paraffins ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Catalytic desulphurisation process used for sweetening of straight run gasoline and kerosene uses __________ as catalyst. Fuller's earth Bauxite Activated clay All of these Fuller's earth Bauxite Activated clay All of these ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Petroleum is believed to have originated from __________ sources. Animal Vegetable Neither A nor B Both A & B Animal Vegetable Neither A nor B Both A & B ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering The characterisation factor of a crude oil is calculated as 12.5. It means that; it is Paraffinic None of these Naphthenic Intermediate Paraffinic None of these Naphthenic Intermediate ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Choose the correct statement regarding thermal cracking. At low pressure, the yield of lighter hydrocarbons are more Moderate changes in operating temperature does not change the depth of cracking Greater depth of cracking gives lower octane number gasoline Increased residence time results in the decreased severity of cracking At low pressure, the yield of lighter hydrocarbons are more Moderate changes in operating temperature does not change the depth of cracking Greater depth of cracking gives lower octane number gasoline Increased residence time results in the decreased severity of cracking ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering The doctor's solution comprises of sodium plumbite in Water Alcohal Soda ash Aqueous caustic soda Water Alcohal Soda ash Aqueous caustic soda ANSWER DOWNLOAD EXAMIANS APP