Petroleum Refinery Engineering Paraffins are desirable in lubricating oil, as it has got high Viscosity Pour point Smoke point Viscosity index Viscosity Pour point Smoke point Viscosity index ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Tetra-ethyl lead is added in gasoline to Increase its octane number Reduce gum formation Reduce the pour point Increase its smoke point Increase its octane number Reduce gum formation Reduce the pour point Increase its smoke point ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Petrolatum is Same as petroleum ether None of these A mixture of microcrystalline wax in viscous hydrocarbon liquids Petroleum coke Same as petroleum ether None of these A mixture of microcrystalline wax in viscous hydrocarbon liquids Petroleum coke ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Maximum viscosity of tar/PCM/fuel oil for easy and efficient atomisation in conventional burner is __________ centistokes (or 100 Redwood I seconds). 50 100 25 5 50 100 25 5 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Name the hydrocarbon having the poorest oxidation stability. Olefin Naphthene Paraffin Aromatics Olefin Naphthene Paraffin Aromatics ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Mercaptans is represented as (where R and R' are alkyl groups) R-S-H R-S-R R-S-R' R-COOH R-S-H R-S-R R-S-R' R-COOH ANSWER DOWNLOAD EXAMIANS APP
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