Petroleum Refinery Engineering Cetane number of diesel used in trucks may be about 50 85 35 14 50 85 35 14 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Waxy crudes are treated with chemical additives mainly to Remove wax Dissolve wax Precipitate wax Depress its pour point Remove wax Dissolve wax Precipitate wax Depress its pour point ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Ethyl mercaptan is added to the Doctor negative LPG for facilitating the detection of its leakage (by bad odour) to the extent of about __________ ppm. 5000 50 10000 1 5000 50 10000 1 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Tetra-ethyl lead is added in gasoline to Increase its octane number Increase its smoke point Reduce the pour point Reduce gum formation Increase its octane number Increase its smoke point Reduce the pour point Reduce gum formation ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Pick out the correct statement about catalytic polymerisation. H₂SO₄ polymerisation process gives gasoline rich in unsaturates In H₂SO₄ polymerisation, H₃PO₄ is always used with 2% steam to prevent meta & ortho H₃PO₄ formation, which are inactive Both A & B Neither A nor B H₂SO₄ polymerisation process gives gasoline rich in unsaturates In H₂SO₄ polymerisation, H₃PO₄ is always used with 2% steam to prevent meta & ortho H₃PO₄ formation, which are inactive Both A & B Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Char value of Kerosene is the amount of charred oil deposition on the wick obtained after burning it in a standard wick lamp at a standard rate for 24 hours. Char value of a good quality kerosene should be less than __________ mg/kg of kerosene. 500 20 100 1 500 20 100 1 ANSWER DOWNLOAD EXAMIANS APP
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