The first crude oil refinery of India is located at Kochin Madras Digboi Naharkatiya TRUE ANSWER : ? YOUR ANSWER : ?
__________ treatment is done for appreciable improvement in viscosity index of lubricating oil. Solvent extraction Alkali Clay Acid TRUE ANSWER : ? YOUR ANSWER : ?
A multigrade lubricating oil means an oil having high Viscosity Aniline point Viscosity index Flash point TRUE ANSWER : ? YOUR ANSWER : ?
Aniline point is the Neither A nor B Characteristic property of diesel & lubricating oils Measure of aromatic content of oil Both A & B TRUE ANSWER : ? YOUR ANSWER : ?
In case of liquid petrofuels, momentary combustion is observed at its Fire point Flame temperature Flash point Preheating temperature corresponding to viscosity of 25 centistokes TRUE ANSWER : ? YOUR ANSWER : ?
The general formula of naphthenes is CnH2n - 6 (where, n ≥ 6) Same as that for olefins i.e. CnH2n CnH2n + 2 CnHn - 4 TRUE ANSWER : ? YOUR ANSWER : ?
Maximum sulphur percentage in low sulphur heavy stock (LSHS) furnace oil is about 0.1 2.5 1 3.5 TRUE ANSWER : ? YOUR ANSWER : ?
Main boring diameter for petroleum well is 20-30 cms in diameter, while the depth of the oil well may be about __________ kms. 15-20 0.1 to 0.5 1.5 to 4.5 7.5 to 12.5 TRUE ANSWER : ? YOUR ANSWER : ?
Pour point of a petrofuel is Multiple of 5°F Multiple of 3°F None of these 5°C below the temperature at which oil ceases to flow TRUE ANSWER : ? YOUR ANSWER : ?
Refractive index of a petrofuel which is the ratio of velocity of light in air to its velocity in the petrofuel gives an indication if its Molecular weight Aromatics content Both A & B Neither A nor B TRUE ANSWER : ? YOUR ANSWER : ?