Q. Tanks used for the storage of petroleum products (which are inflammable) should be painted with a __________ paint.

View solution

Q. Cetane number of diesel used in trucks may be about

View solution

Q. __________ test is done to find out the softening point of bitumen.

View solution

Q. __________ determination is not a very significant and important test for gasoline.

View solution

Q. Which of the following has the lowest viscosity (at a given temperature) of all?

View solution

Q. Which of the following fractions of a crude oil will have the maximum gravity API (i.e. °API) ?

View solution

Q. For gasoline, the flash point (<50°C) is determined by the

View solution

Q. Flash point of atmospheric distillation residue is determined by __________ apparates.

View solution

Q. Maximum sulphur percentage in low sulphur heavy stock (LSHS) furnace oil is about

View solution

Q. Pour point and freezing point is equal for

View solution

Q. Most commonly used crude heater before the fractionation tower in a refinery is the __________ heater.

View solution

Q. Viscosity index of a lubricating oil

View solution

Q. Visbreaking process is used mainly for making

View solution

Q. Operating condition in the electrical dehydrators for crude oil is about

View solution

Q. Crude oil is pumped by a __________ pump.

View solution

Q. Petrolatum is

View solution

Q. Electrical desalting of crude oil removes the __________ impurities.

View solution

Q. An upper limit of oil content is limited to about __________ percent for achieving efficient and satisfactory level of wax sweating.

View solution

Q. Solvent deoiling process is used for separating oil and soft wax from hard wax. Methyl iso-butyl ketone and methyl ethyl ketone (MEK) are two commonly used deoiling solvents. Use of former as the deoiling solvent has the advantages of the

View solution

Q. Main boring diameter for petroleum well is 20-30 cms in diameter, while the depth of the oil well may be about __________ kms.

View solution