Petroleum Refinery Engineering Dearomatisation of kerosene (by liquid sulphur dioxide extraction) is done to Improve its oxidation stability Increase its smoke point None of these Decrease the breathing loss Improve its oxidation stability Increase its smoke point None of these Decrease the breathing loss ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Solution used in Doctor's treatment for the removal of mercaptans is Cupric chloride Sodium plumbite Potassium isobutyrate Sodium hydroxide Cupric chloride Sodium plumbite Potassium isobutyrate Sodium hydroxide ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Pick out the additive property of a lube oil out of following. °API gravity Specific gravity Flashpoint Viscosity °API gravity Specific gravity Flashpoint Viscosity ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Flash point of diesel/kerosene (>50°C) is determined by the Abel apparatus Saybolt chromometer Pensky-Martens apparatus None of these Abel apparatus Saybolt chromometer Pensky-Martens apparatus None of these ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Water separometer index (modified) (WSIM) of a petrofuel is the measure of its Water absorbing capacity from atmosphere Water content Emulsification tendency Water separation characteristics Water absorbing capacity from atmosphere Water content Emulsification tendency Water separation characteristics ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Higher viscosity of lubricating oil usually signifies Lower flash point and fire point Higher acid number Lower Reid vapour pressure Higher flash point and fire point Lower flash point and fire point Higher acid number Lower Reid vapour pressure Higher flash point and fire point ANSWER DOWNLOAD EXAMIANS APP
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