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