Petroleum Refinery Engineering Feedstock for polymerisation is Cracked gases rich in C₂ & C₄ olefins Low boiling aromatics Naphtha None of these Cracked gases rich in C₂ & C₄ olefins Low boiling aromatics Naphtha None of these ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Smoke volatility index is equal to smoke point plus 5 mm 0.42 x(% distilled at 204°C) 10 mm. approximately 0.84 x (% distilled at 204°C) 5 mm 0.42 x(% distilled at 204°C) 10 mm. approximately 0.84 x (% distilled at 204°C) ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Cetane number of diesel used in trucks may be about 50 35 14 85 50 35 14 85 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Doctor's solution used for sweetening of petroleum products is Sodium thiosulphate Sodium sulphite Sodium plumbite Lead sulphate Sodium thiosulphate Sodium sulphite Sodium plumbite Lead sulphate ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following is desirable in diesel and kerosene but is undersirable in gasoline? Mercaptans Aromatics Paraffins Naphthenic acid Mercaptans Aromatics Paraffins Naphthenic acid ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Solvent deoiling process is used for separating oil and soft wax from hard wax. Methyl iso-butyl ketone and methyl ethyl ketone (MEK) are two commonly used deoiling solvents. Use of former as the deoiling solvent has the advantages of the Lower solvent dilution ratio Higher nitration temperature Elimination of solvent drying facility All of these Lower solvent dilution ratio Higher nitration temperature Elimination of solvent drying facility All of these ANSWER DOWNLOAD EXAMIANS APP
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