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

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
by

1 Answer

Answer :

(B) 1-1.5
by

Related questions

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

A typical yield of diesel in straight run distillation of crude oil may be about __________ percent. (A) 8 (B) 18 (C) 28 (D) 35

Description : A typical yield of diesel in straight run distillation of crude oil may be about __________ percent. (A) 8 (B) 18 (C) 28 (D) 35

Last Answer : (A) 8

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

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

Last Answer : (B) 6

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

Description : 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

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

Pick out the wrong statement. (A) LPG is also used as fuel for automobiles & small furnaces and for cutting & welding of metals (B) The minimum temperature, at which a petroleum oil vapor catches fire and continues to burn, is called its flash point (C) Each ton of petroleum oil on distillation produces about 30-50 Nm3 of gas (D) Maximum yield of naphthalene is obtained on distillation of crude oil

Description : Pick out the wrong statement. (A) LPG is also used as fuel for automobiles & small furnaces and for cutting & welding of metals (B) The minimum temperature, at which a petroleum oil vapor catches ... about 30-50 Nm3 of gas (D) Maximum yield of naphthalene is obtained on distillation of crude oil

Last Answer : (B) The minimum temperature, at which a petroleum oil vapor catches fire and continues to burn, is called its flash point

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

Description : 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

Last Answer : (D) 25

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

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

Last Answer : (D) 52

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

Tar yield in the low temperature and high temperature carbonisation of dry coal may be respectively __________ percent. (A) 3 & 10 (B) 10 & 3 (C) 10 & 20 (D) 15 & 8

Description : Tar yield in the low temperature and high temperature carbonisation of dry coal may be respectively __________ percent. (A) 3 & 10 (B) 10 & 3 (C) 10 & 20 (D) 15 & 8

Last Answer : (B) 10 & 3

Yield of elemental phosphorous from rock phosphate is about __________ percent. (A) 1-2 (B) 15-25 (C) 40-45 (D) 60-65

Description : Yield of elemental phosphorous from rock phosphate is about __________ percent. (A) 1-2 (B) 15-25 (C) 40-45 (D) 60-65

Last Answer : (B) 15-25

Catalytic cracking compared to thermal cracking of residue of vacuum distillation of crude oil (A) Gives higher yield of petrol (B) Lower octane number of petrol (C) Higher sulphur content in the product (D) Higher gum forming material in petro

Description : Catalytic cracking compared to thermal cracking of residue of vacuum distillation of crude oil (A) Gives higher yield of petrol (B) Lower octane number of petrol (C) Higher sulphur content in the product (D) Higher gum forming material in petro

Last Answer : (A) Gives higher yield of petrol

The calorific value of 'LPG' (50% propane + 50% butane) is about __________ kcal/Nm3 . (A) 5000 (B) 25,000 (C) 10,000 (D) 15,000

Description : The calorific value of 'LPG' (50% propane + 50% butane) is about __________ kcal/Nm3 . (A) 5000 (B) 25,000 (C) 10,000 (D) 15,000

Last Answer : (B) 25,000

Yield of charcoal in high temperature carbonisation of wood is about __________ percent. (A) 10 (B) 25 (C) 50 (D) 75

Description : Yield of charcoal in high temperature carbonisation of wood is about __________ percent. (A) 10 (B) 25 (C) 50 (D) 75

Last Answer : (B) 25

Yield of pitch from distillation of high temperature tar is around __________ percent. (A) 10 (B) 25 (C) 65 (D) 90

Description : Yield of pitch from distillation of high temperature tar is around __________ percent. (A) 10 (B) 25 (C) 65 (D) 90

Last Answer : (C) 65

Crude oils containing more than __________ kg of total salts (expressed in terms of NaCl) per thousand barrel is called a 'salty crude'. (A) 1 (B) 5 (C) 15 (D) 25

Description : Crude oils containing more than __________ kg of total salts (expressed in terms of NaCl) per thousand barrel is called a 'salty crude'. (A) 1 (B) 5 (C) 15 (D) 25

Last Answer : (B) 5

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

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

Last Answer : (B) 15

Percent reduction in grain yield of transplanted rice due to weeds is a). 20-40 b).10-30 c).15-20 d).15-45

Description : Percent reduction in grain yield of transplanted rice due to weeds is a). 20-40 b).10-30 c).15-20 d).15-45

Last Answer : d).15-45

Sugar content in sugarcane on cane basis is about __________ percent by weight. (A) 1 to 5 (B) 5 to 10 (C) 15 to 20 (D) 20 to 30

Description : Sugar content in sugarcane on cane basis is about __________ percent by weight. (A) 1 to 5 (B) 5 to 10 (C) 15 to 20 (D) 20 to 30

Last Answer : (B) 5 to 10

Gasoline yield in catalytic reforming of naphtha may be about __________ percent by weight. (A) 85 (B) 65 (C) 50 (D) 98

Description : Gasoline yield in catalytic reforming of naphtha may be about __________ percent by weight. (A) 85 (B) 65 (C) 50 (D) 98

Last Answer : (A) 85

Crushing efficiency of a machine ranges between __________ percent. (A) 0.1 to 2 (B) 5 to 10 (C) 20 to 25

Description : Crushing efficiency of a machine ranges between __________ percent. (A) 0.1 to 2 (B) 5 to 10 (C) 20 to 25

Last Answer : (A) 0.1 to 2

Salt content (measured as sodium chloride) in electrically desalted crude oil comes down to a level of about __________ ptb (pounds per thousand barrel). (A) 0.03 (B) 3 (C) 35 (D) 70

Description : Salt content (measured as sodium chloride) in electrically desalted crude oil comes down to a level of about __________ ptb (pounds per thousand barrel). (A) 0.03 (B) 3 (C) 35 (D) 70

Last Answer : (B) 3

Percent reduction in yield in case of onion due to weeds is a). 20-30 b). 30-35 c). 60-70 d).15-20

Description : Percent reduction in yield in case of onion due to weeds is a). 20-30 b). 30-35 c). 60-70 d).15-20

Last Answer : c). 60-70

Milling a hundred pounds of wheat should yield ____ percent straight flour. a. 72 to 75 c. 88 to 90 b. 75 to 80 d. 68 to 70

Description : Milling a hundred pounds of wheat should yield ____ percent straight flour. a. 72 to 75 c. 88 to 90 b. 75 to 80 d. 68 to 70

Last Answer : a. 72 to 75

In Pakistan, yield of potato range between : a. 10-15 ton b. 15-20 ton c. 20-25 ton d. 25-30 ton

Description : In Pakistan, yield of potato range between : a. 10-15 ton b. 15-20 ton c. 20-25 ton d. 25-30 ton

Last Answer : 20-25 ton

High relative humidity decreases the evaporative process and as the temperature is increased, the relative humidity decreases. The comfort range for human body is the ambient temperature of 22 to 27°C with relative humidity ranging from __________ percent. (A) 5 to 10 (B) 15 to 25 (C) 45 to 50 (D) 75 to 80

Description : High relative humidity decreases the evaporative process and as the temperature is increased, the relative humidity decreases. The comfort range for human body is the ambient temperature of 22 to 27°C with relative humidity ranging from __________ ... to 10 (B) 15 to 25 (C) 45 to 50 (D) 75 to 80

Last Answer : (C) 45 to 50

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

Description : 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

Last Answer : (A) 6.5 kgf/Cm2 & 95°C

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

Description : 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

Last Answer : (B) 3

. Most easily and cheaply available fibrous raw material for paper manufacture available in India is bamboo. The yield of pulp produced from fibrous raw material by mechanical process is about __________ percent. (A) 75 (B) < 10 (C) > 30 (D) 50

Description : . Most easily and cheaply available fibrous raw material for paper manufacture available in India is bamboo. The yield of pulp produced from fibrous raw material by mechanical process is about __________ percent. (A) 75 (B) < 10 (C) > 30 (D) 50

Last Answer : (B) < 10

Why will crude oil eventually run out?

Description : Why will crude oil eventually run out?

Last Answer : Coal, natural gas, crude oil are non-renewable fossil resources. Once used up they can't be replaced as they took millions of years to form in the first place. This why we are looking ... alternative resources, wind, tide, solar, nuclear, and looking for new sources of existing fossil resources.

The yield of tar from high temperature carbonisation of dry coal is about __________ percent. (A) 3 (B) 12 (C) 22 (D) 0.3

Description : The yield of tar from high temperature carbonisation of dry coal is about __________ percent. (A) 3 (B) 12 (C) 22 (D) 0.3

Last Answer : (A) 3

Furnace oil consumption in a furnace for a given duty employing preheated combination air (at 300°) may be reduced by about __________ percent as compared to the use of atmospheric combustion air. (A) 5 (B) 10 (C) 20 (D) 35

Description : Furnace oil consumption in a furnace for a given duty employing preheated combination air (at 300°) may be reduced by about __________ percent as compared to the use of atmospheric combustion air. (A) 5 (B) 10 (C) 20 (D) 35

Last Answer : (C) 20

Fish contains about __________ percent oil. (A) 5 (B) 10 (C) 20 (D) 35

Description : Fish contains about __________ percent oil. (A) 5 (B) 10 (C) 20 (D) 35

Last Answer : (C) 20

Overall thermal efficiency of a lumpy coal fired suitably designed heating furnace, if operated & maintained properly may be about __________ percent. (A) 10-15 (B) 25-30 (C) 45-50 (D) 65-70

Description : Overall thermal efficiency of a lumpy coal fired suitably designed heating furnace, if operated & maintained properly may be about __________ percent. (A) 10-15 (B) 25-30 (C) 45-50 (D) 65-70

Last Answer : (B) 25-30

'Utilities' in a chemical process plant includes compressed air, steam, water, electrical power, oxygen, acetylene, fuel gases etc. Utility costs for ordinary chemical process plants ranges roughly from __________ percent of the total product cost. (A) 1 to 5 (B) 10 to 20 (C) 25 to 35 (D) 35 to 45

Description : 'Utilities' in a chemical process plant includes compressed air, steam, water, electrical power, oxygen, acetylene, fuel gases etc. Utility costs for ordinary chemical process plants ranges roughly from __________ percent of the total product ... 1 to 5 (B) 10 to 20 (C) 25 to 35 (D) 35 to 45

Last Answer : (B) 10 to 20

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

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

Last Answer : (C) Asphaltic

Crude petroleum oil is a __________ fuel. (A) Primary (B) Fossil (C) Both (A) & (B) (D) Secondary

Description : Crude petroleum oil is a __________ fuel. (A) Primary (B) Fossil (C) Both (A) & (B) (D) Secondary

Last Answer : (C) Both (A) & (B)

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

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

Last Answer : (B) Centrifugal

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

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

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

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

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

Last Answer : (B) Oleophobic

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

Description : 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

Last Answer : (B) Increases

Natural gas recovered along with crude oil from oil wells is called wet natural gas which has a higher __________ compared to the dry natural gas. (A) Unsaturated hydrocarbon content (B) Calorific value (C) Quantity of propane (D) Quantity of butane

Description : Natural gas recovered along with crude oil from oil wells is called wet natural gas which has a higher __________ compared to the dry natural gas. (A) Unsaturated hydrocarbon content (B) Calorific value (C) Quantity of propane (D) Quantity of butane

Last Answer : (B) Calorific value

The best method of determining sulphur in crude oil is by the __________ method. (A) Kjeldahl (B) Dumas (C) Bomb calorimeter (D) Junkers calorimeter

Description : The best method of determining sulphur in crude oil is by the __________ method. (A) Kjeldahl (B) Dumas (C) Bomb calorimeter (D) Junkers calorimeter

Last Answer : (C) Bomb calorimeter

Light oil whose major component is Benzol, is obtained by the distillation of crude tar in the temperature range of __________ °C. (A) 80-170 (B) 200-300 (C) 250-270

Description : Light oil whose major component is Benzol, is obtained by the distillation of crude tar in the temperature range of __________ °C. (A) 80-170 (B) 200-300 (C) 250-270

Last Answer : (A) 80-170

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)

Description : 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)

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

If 50 m point of a 100 m tape is 50 cm off line, and 50 m sections are straight, an error is generated equal to (A) 1/10,000 (B) 1/15,000 (C) 1/20,000 (D) 1/25,000

Description : If 50 m point of a 100 m tape is 50 cm off line, and 50 m sections are straight, an error is generated equal to (A) 1/10,000 (B) 1/15,000 (C) 1/20,000 (D) 1/25,000

Last Answer : (C) 1/20,000

Carbon Content by weight in air dried wood may be about __________ percent. (A) 10 (B) 25 (C) 50 (D) 80

Description : Carbon Content by weight in air dried wood may be about __________ percent. (A) 10 (B) 25 (C) 50 (D) 80

Last Answer : (C) 50

The optimum moisture content in solids to be crushed/ground ranges from __________ percent. (A) 3 to 4 (B) 8 to 10 (C) 10 to 15 (D) 15 to 20

Description : The optimum moisture content in solids to be crushed/ground ranges from __________ percent. (A) 3 to 4 (B) 8 to 10 (C) 10 to 15 (D) 15 to 20

Last Answer : (A) 3 to 4

An upper limit of oil content is limited to about __________ percent for achieving efficient and satisfactory level of wax sweating. (A) 5 (B) 15 (C) 40 (D) 60

Description : An upper limit of oil content is limited to about __________ percent for achieving efficient and satisfactory level of wax sweating. (A) 5 (B) 15 (C) 40 (D) 60

Last Answer : (C) 40

The Minimum amount of steel for Main reinforcement in slab should be (Fe 415- grade of steel) [ A ] 0.12 percent of gross cross sectional area [ B ] 0.15 percent of gross cross sectional area [ C ] 0.20 percent of gross cross sectional area [ D ] 0.25 percent of gross cross sectional area.

Description : The Minimum amount of steel for Main reinforcement in slab should be (Fe 415- grade of steel) [ A ] 0.12 percent of gross cross sectional area [ B ] 0.15 percent of gross cross sectional area [ C ] 0.20 percent of gross cross sectional area [ D ] 0.25 percent of gross cross sectional area.

Last Answer : [ A ] 0.12 percent of gross cross sectional area