Petroleum Refinery Engineering Vacuum maintained in the vacuum distillation column in oil refinery is in the range of about __________ mm Hg absolute. 1 to 5 450 to 500 30 to 80 250 to 350 1 to 5 450 to 500 30 to 80 250 to 350 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following contains maximum sulphur? Kerosene Diesel Fuel oil Petrol Kerosene Diesel Fuel oil Petrol ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Choose the correct statement regarding thermal cracking. Greater depth of cracking gives lower octane number gasoline Moderate changes in operating temperature does not change the depth of cracking Increased residence time results in the decreased severity of cracking At low pressure, the yield of lighter hydrocarbons are more Greater depth of cracking gives lower octane number gasoline Moderate changes in operating temperature does not change the depth of cracking Increased residence time results in the decreased severity of cracking At low pressure, the yield of lighter hydrocarbons are more ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following has the highest viscosity of all (at a given temperature)? Petrol Naphtha Light diesel oil Fuel oil Petrol Naphtha Light diesel oil Fuel oil ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following constituents present in petroleum is responsible for ash formation? Nitrogen compounds Oxygen compounds Organometallic compounds Sulphur compounds Nitrogen compounds Oxygen compounds Organometallic compounds Sulphur compounds ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Cetane number of high speed diesel must be? 45 75 30 95 45 75 30 95 ANSWER DOWNLOAD EXAMIANS APP
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