Petroleum Refinery Engineering Tetraethyl lead is added to the petrol to increase its octane number, because its octane number is More than 100 Round about 100 Less than 25 Between 50 and 100 More than 100 Round about 100 Less than 25 Between 50 and 100 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Complete removal of __________ from gasoline is done by Unisol process using caustic soda and methyl alcohol. Waxes Mercaptans Diolefins Asphalt Waxes Mercaptans Diolefins Asphalt ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Sulphuric acid treatment of petroleum products removes the __________ materials. Gum forming Asphaltic Color forming All of these Gum forming Asphaltic Color forming All of these ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Petrolatum is 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 Same as petroleum ether ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which one of the following processes aims at producing higher yield of gaseous unsaturated hydrocarbons and aromatics like benzene & toluene? Hydrocracking Alkylation Pyrolysis Reforming Hydrocracking Alkylation Pyrolysis Reforming ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which parameter is used for the grading of paraffin waxes? Penetration number Melting point Viscosity Specific gravity Penetration number Melting point Viscosity Specific gravity ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS