The characterisation factor of crude petroleum oil is around (A) 3 (B) 11 (C) 22 (D) 28

The characterisation factor of crude petroleum oil is around
(A) 3
(B) 11
(C) 22
(D) 28
by

1 Answer

Answer :

(B) 11
by

Related questions

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Pour point and freezing point is equal for (A) Petrol (B) Diesel (C) Water (D) Crude petroleum

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Which is almost absent in crude petroleum? (A) Olefins (B) Mercaptans (C) Naphthenes (D) Cycloparaffins

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__________ chloride present in crude petroleum as impurity is the most prolific producer of HCl during distillation. (A) Magnesium (B) Potassium (C) Calcium (D) Sodium

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Olefins are (A) Saturated hydrocarbons(B) Unsaturated cyclic compounds (hydrocarbons)(C) Present in substantially good quantity in crude petroleum(D) None of these

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Hydrogen percentage (by weight) in crude petroleum may be about (A) 5 (B) 15 (C) 25 (D) 35

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Carbon percentage (by weight) in crude petroleum may be about (A) 65 (B) 75 (C) 85 (D) 95

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Percentage of straight run gasoline in a typical crude oil may be around (A) 6 (B) 18 (C) 38 (D) 52

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In India, the Black Revolution is related to the manufacturing of which product? (1) Charcoal (2) Crude petroleum (3) Diamond (4) Black gram

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What is the colour of crude petroleum?

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Two trains starting at the same time from two stations 200 km apart and going in opposite directions cross each other at a distance of 110 km from one of the stations. What is the ratio of their speeds? A.9 : 28 B.11 : 9 C.11 : 8 D.9 : 22 E.None of these

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What is actual length in feet of a one-half wavelength of a coax with a velocity factor of 0.59 at 26 MHz? A. 11.16 B. 40.29 C. 42.46 D. 46.28

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What is the actual length in feet of a one-half wavelength of a coax with a velocity factor of 0.63 at 28 MHz? A. 44.28 B. 43.46 C. 11.07 D. 46.27

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The yield of straight run LPG from crude oil is about __________ weight percent. (A) 20-25 (B) 1-1.5 (C) 10-15 (D) 0.1-0.2

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Removal of light fractions from crude oil is called its (A) Sweetening (B) Dehydration (C) Stabilisation (D) Visbreaking

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Bottom product of atmospheric pressure crude oil distillation column is termed as (A) Reduced crude (B) Heavy ends (C) Asphalt (D) Residuum

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Pressure maintained in the high pressure primary tower of a three stage crude oil distillation system is about __________ kg/cm2 . (A) 1.5 (B) 3 (C) 6 (D) 12

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Last Answer : (B) 3

Crude oil produced by Indian oil fields are predominantly __________ in nature. (A) Paraffinic (B) Naphthenic (C) Asphaltic (D) Mixed base

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Last Answer : (C) Asphaltic

Crude oil is subjected to vacuum distillation in the last stage, because (A) High boiling point products like heavy fuel oil & lubricating oils are heat sensitive and may decompose (B) Lighter/low boiling products are prone to thermal decomposition (C) High purity products can be obtained thereby (D) None of these

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Which of the following fractions of a crude oil will have the maximum gravity API (i.e. °API)? (A) Diesel (B) Gasoline (C) Atmospheric gas oil (D) Vacuum gas oil

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Last Answer : (C) Atmospheric gas oil

Operating condition in the electrical dehydrators for crude oil is about (A) 6.5 kgf/Cm2 & 95°C (B) 1 atm. & 110 °C (C) 20 kgf/cm2 & 110°C (D) 50 atm. and 150°C

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Naphtha yield in straight run distillation of crude oil may be about__________ percent.(A) 2(B) 6(C) 12(D) 18

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Crude oil is pumped by a __________ pump. (A) Gear (B) Centrifugal

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Paraffin base crude oil as compared to asphalt base crude gives (A) Higher yield of straight run gasoline (B) Higher octane number gasoline (C) Lower viscosity index lube oil (D) Poorer yield of lube oil

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Last Answer : (A) Higher yield of straight run gasoline

The pressure (kg/cm2 ) and temperature (°C) maintained in electrical desalters for crude oil are respectively (A) 10 and 120 (B) 1 and 200 (C) 50 and 250 (D) 10 and 300

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Last Answer : (B) 1 and 200

A typical yield of kerosene in straight run distillation of crude oil may be about __________ percent. (A) 4 (B) 10 (C) 18 (D) 26

Description : A typical yield of kerosene in straight run distillation of crude oil may be about __________ percent. (A) 4 (B) 10 (C) 18 (D) 26

Last Answer : (B) 10

Crude oil is transported inland from oil field to refineries, mainly by the (A) Road tankers (B) Rail tankers(C) Underground pipelines(D) None of these

Description : Crude oil is transported inland from oil field to refineries, mainly by the (A) Road tankers (B) Rail tankers (C) Underground pipelines (D) None of these

Last Answer : (C) Underground pipelines

Highest quality bitumen is produced from the __________ crude oil. (A) Paraffinic (B) Naphthenic (C) Intermediate (D) Mixed

Description : Highest quality bitumen is produced from the __________ crude oil. (A) Paraffinic (B) Naphthenic (C) Intermediate (D) Mixed

Last Answer : (B) Naphthenic

Feed for reforming is generally (A) Naphtha or straight run gasoline (B) Reduced crude (C) Vacuum gas oil

Description : Feed for reforming is generally (A) Naphtha or straight run gasoline (B) Reduced crude (C) Vacuum gas oil

Last Answer : (A) Naphtha or straight run gasoline

Water content in the crude oil as it comes out of oil well may be upto __________ percent. (A) 2 (B) 5 (C) 10 (D) 25

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Products drawn from the top to bottom of the crude oil distillation column has progressively increasing (A) Boiling points (B) Molecular weight (C) C/H ratio (D) All (A), (B) and (C)

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Last Answer : (D) All (A), (B) and (C)

__________ base crude oil is also called asphaltic crude. (A) Paraffinic (B) Naphthenic (C) Mixed (D) Aromatic

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Last Answer : (B) Naphthenic

Electrical desalting of crude oil removes the __________ impurities. (A) Oleophilic (B) Oleophobic (C) Both (A) and (B) (D) Neither (A) nor (B

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Last Answer : (B) Oleophobic

Clay treatment is used to remove (A) Salt from the crude oil (B) Colour & dissolved gases from cracked gasoline (C) Wax from lube oil (D) None of these

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Last Answer : (C) Wax from lube oi

During electrical desalting of crude oil, the electrical conductivity of a mixture of crude oil and water (which ranges between 3 to 8% water) __________ with increase in the amount of water. (A) Decreases (B) Increases (C) Remains unchanged (D) Decreases linearly

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Last Answer : (B) Increases

The conductivity of crude oil-water mixture depends on the (A) pH value (B) Water percentage (C) Temperature (D) All (A), (B) and (C

Description : The conductivity of crude oil-water mixture depends on the (A) pH value (B) Water percentage (C) Temperature (D) All (A), (B) and (C

Last Answer : (D) All (A), (B) and (C