Petroleum Refinery Engineering Waxes present in petroleum products Are not soluble in them Decrease their viscosity Crystallise out at low temperature Can be separated out by distillation Are not soluble in them Decrease their viscosity Crystallise out at low temperature Can be separated out by distillation ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Mercapsol and Unisol processes are meant for the Dewaxing Decoloration Dearomatisation of kerosene Removal of mercaptans Dewaxing Decoloration Dearomatisation of kerosene Removal of mercaptans ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Crude oils containing more than __________ kg of total salts (expressed in terms of NaCl) per thousand barrel is called a 'salty crude'. 15 25 1 5 15 25 1 5 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following constituents present in petroleum is responsible for ash formation? Sulphur compounds Oxygen compounds Nitrogen compounds Organometallic compounds Sulphur compounds Oxygen compounds Nitrogen compounds Organometallic compounds ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Naphthenic acid is represented by CnHsub>2n-2O₂ CnHsub>2n+6O₂ (n ≤ 6) CnH2n+2O₂ CnHsub>2n+2O₂ (n ≥ 6) CnHsub>2n-2O₂ CnHsub>2n+6O₂ (n ≤ 6) CnH2n+2O₂ CnHsub>2n+2O₂ (n ≥ 6) ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Octane number of gasoline is a measure of its Resistance to knock Ignition delay Ignition temperature Smoke point Resistance to knock Ignition delay Ignition temperature Smoke point ANSWER DOWNLOAD EXAMIANS APP
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