Petroleum Refinery Engineering Quiz 5
1 / 50
Solvent used in duo-sol extraction for lube oil upgradation is a mixture of_______?
2 / 50
Solvent used for dewaxing of petroleum products are______?
3 / 50
Solution used in Doctor?s treatment for the removal of mercaptans is__________?
4 / 50
Specific gravity of a petroleum product gives an indication of its __________?
5 / 50
Tetraethyl lead is added to the petrol to increase its octane number, because its octane number is _________?
6 / 50
Tetra-ethyl lead is added in gasoline to ________?
7 / 50
RIH stands for ________?
8 / 50
The reservoir rock containing petroleum has__________?
9 / 50
The characterisation factor of crude petroleum oil is around___________?
10 / 50
Smoke point of a good burning kerosene may be around ________ mm?
11 / 50
Smoke volatility index is equal to smoke point plus________?
12 / 50
The octane number of aviation gasoline may be ___________?
13 / 50
Testing of the knocking characteristics of petrofuels is done in a __________ engine ?
14 / 50
Sour crude means the _________ bearing crude?
15 / 50
The main reaction in reforming is the _______?
16 / 50
Solvent used in the deasphalting process is ________?
17 / 50
The most suitable solvent for deasphalting vacuum residue is_______?
18 / 50
Solvent used in the Udex (glycol) extraction process for removal of light aromatics from cracked naphtha is__________?
19 / 50
The main use of heavy gas oil produced by the vacuum distillation unit is as a_______?
20 / 50
The colour of gasoline is an indication of its __________?
21 / 50
Sulphur content in lighter and heavier petroleum products is generally determined respectively by ________?
22 / 50
The condensate obtained on compression of wet natural gas is termed as___________?
23 / 50
The average boiling point of aviation turbine fuel is closest to that of___________?
24 / 50
Solvent used in Edeleanu process is___________?
25 / 50
The proper arrangement of the petroleum fractions in order of their boiling points is ___________ ?
26 / 50
Straight run petrol as compared to methyl/ethyl alcohol has__________?
27 / 50
Smoke point of a test sample of kerosene is found to be 15 mm. On removal of _________ from it, the smoke point rises to 25 mm?
28 / 50
The general formula of naphthenes is_____?
29 / 50
The best method of determining sulphur in crude oil is by the ________ method?
30 / 50
The most commonly used feed stock for the reforming reactor is _____?
31 / 50
The main purpose of recycling the byproduct hydrogen gas in the reformer reactor is to ______?
32 / 50
Smoke point of kerosene is the________?
33 / 50
The pressure (kg/cm2) and temperature (?C) maintained in electrical desalters for crude oil are respectively___________?
34 / 50
Straight run naphtha is converted into high octane number petrol (gasoline) by catalytic______?
35 / 50
The most important property for a jet fuel is its_________?
36 / 50
The solvent used in Barisol dewaxing process is_______?
37 / 50
Solvent deoiling process is used for separating oil and soft wax from hard wax. Methyl isobutyl ketone and methyl ethyl ketone (MEK) are two commonly used deoiling solvents. Use of former as the deoiling solvent has the advantages of the______?
38 / 50
Stabilisation of gasoline (petrol) means _____?
39 / 50
The most widely used crude topping column in refineries is the _______ column?
40 / 50
Smoke point of kerosene expresses its___________?
41 / 50
The catalytic cracking of heavier petroleum fraction is done to produce mainly______?
42 / 50
The coking process normally mostly used in Indian oil refineries is the ______ coking process ?
43 / 50
Salt content (measured as sodium chloride) in electrically desalted crude oil comes down to a level of about ___________ ptb (pounds per thousand barrel) ?
44 / 50
The order of preference for feedstock to a catalytic reformer is __________ ?
45 / 50
The main aim of cracking is to produce ______?
46 / 50
Road grade bitumen is produced from vacuum residue by its ______?
47 / 50
The conductivity of crude oil-water mixture depends on the___________?
48 / 50
Tanks used for the storage of petroleum products (which are inflammable) should be painted with a _______ paint?
49 / 50
The characterisation factor of a crude oil is calculated as 12.5. It means that; it is_________?
50 / 50
Sweetening of petroleum product means the removal of ________?
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