Petroleum Refinery Engineering Detergent is added as an additive in engine lubricating oil to Increase oxidation stability Reduce deposit formation Prevent rusting Keep contaminants in suspension Increase oxidation stability Reduce deposit formation Prevent rusting Keep contaminants in suspension ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering The colour of gasoline is an indication of its None of these Lead susceptibility Gum forming tendency & thoroughness of refining Octane number None of these Lead susceptibility Gum forming tendency & thoroughness of refining Octane number ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Pick out the correct statement about catalytic polymerisation. In H₂SO₄ polymerisation, H₃PO₄ is always used with 2% steam to prevent meta & ortho H₃PO₄ formation, which are inactive H₂SO₄ polymerisation process gives gasoline rich in unsaturates Neither A nor B Both A & B In H₂SO₄ polymerisation, H₃PO₄ is always used with 2% steam to prevent meta & ortho H₃PO₄ formation, which are inactive H₂SO₄ polymerisation process gives gasoline rich in unsaturates Neither A nor B Both A & B ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following is the easiest to crack? Olefins Paraffins Naphthenes Aromatics Olefins Paraffins Naphthenes Aromatics ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Carbon percentage (by weight) in crude petroleum may be about 75 65 95 85 75 65 95 85 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Butadiene is a/an Olefin Aromatic Di-olefin Naphthene Olefin Aromatic Di-olefin Naphthene ANSWER DOWNLOAD EXAMIANS APP
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