Petroleum Refinery Engineering Solution used in Doctor's treatment for the removal of mercaptans is Sodium hydroxide Cupric chloride Potassium isobutyrate Sodium plumbite Sodium hydroxide Cupric chloride Potassium isobutyrate Sodium plumbite ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering 1 centistoke is equal to __________ Redwood I seconds. 1 0.408 4.08 40.8 1 0.408 4.08 40.8 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which is the most effective catalyst used in catalytic cracking of petroleum products? Iron oxide Vanadium pentoxide Nickel Zeolite Iron oxide Vanadium pentoxide Nickel Zeolite 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 Tetraethyl lead is added to the petrol to increase its octane number, because its octane number is Between 50 and 100 More than 100 Round about 100 Less than 25 Between 50 and 100 More than 100 Round about 100 Less than 25 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following is desirable in petrol (gasoline) but undesirable in kerosene? Aromatics Paraffins Mercaptans Naphthenic acid Aromatics Paraffins Mercaptans Naphthenic acid ANSWER DOWNLOAD EXAMIANS APP
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