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WorksheetsPRE Unit-1,2
Total questions: 30
Worksheet time: 30mins
Petroleum is also known as:
Coal
Natural Gas
Crude Oil
Petcoke
What is crude oil made of? (PICK TWO)
Oxygen
Hydrogen
Nitrogen
Helium
Carbon
The smallest hydrocarbon in existence is:
Ethane
Methane
Butane
Octane
What is the main constituent of natural gas?
methane
ethane
ethene
propane
The technique used to separate crude oil into several fraction of hydrocarbon is called...
filtration
evaporation
fractional distillation
crystallization
The lightest fraction was placed on the .. of fractionating column.
top
bottom
What are companies responsible for exploration, drilling and production called?
Upstream Gas Industry
Midstream Gas Industry
Downstream Gas Industry
What are companies called that remove impurities from crude oil and run pipelines?
Upstream Gas Industry
Midstream Gas Industry
Downstream Gas Industry
What are companies called that build longhaul pipelines and distribute the gas?
Upstream Gas Industry
Midstream Gas Industry
Doenstream Gas Industry
Which type of drilling is used furthest out at sea?
Jackup
Drill Ships
Submersible MODU
Semisubmersible
Crude oil is pumped by a __________ pump.
gear
centrifugal
screw
reciprocating
Used to separate liquid from a solution
Filtration
Sublimation
Distillation
Fractional distillation
Used to separate miscible liquids with a wide range of boiling points
Distillation
Fractional distillation
Chromatography
Evaporation
A Leibeg condenser is used in
filtration
evaporation
chromatography
distillation
Gases/LPG are used for:
Fuel in cars
Fuel for large ships
Roof and road surfacing
Domestic heating and cooking
Which of these is NOT a name of a fraction?
LPG
Kerosene
Runny fuel oil
Petrol
LPG when brought to atmospheric pressure & temperature will be a
liquid lighter than water.
liquid heavier than water.
gas lighter than air.
gas heavier than air.
In vaccum distillation substsance boiled at a
exact temp.
Temp. slightly above its boiling point.
Temp. below its boiling point
High pressures.
The first crude oil refinery of India is located at
Naharkatiya
Digboi
Kochi
Madras
Carbon percentage (by weight) in crude petroleum may be about
65
75
85
95
Liquefied Petroleum Gas (LPG) is mainly a mixture of
Propane & butane
Methane & ethane
High boiling olefins
High boiling naphthenes
Vacuum maintained in the vacuum distillation tower of the crude distillation plant is about __________ mm Hg (absolute).
5-10
30-80
150-250
350-400
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.
Unsaturated hydrocarbon content
Calorific value
Quantity of propane
Quantity of butane
LPG stands for
Liquid petroleum gas
Liquefied petrol gas
Liquid petrol gas
Liquefied petroleum gas
Good quality kerosene should have
Low smoke point
High smoke point
High aromatics content
Low paraffins content
Liquefied Petroleum Gas (LPG) in domestic use cylinders is in the liquid form. The density of LPG in liquid form is about __________ of that of water (i.e. 1 gm/c.c).
One fourth
One third
Half
One eighth
The characterisation factor of crude petroleum oil is around
11
3
22
18
Molecular weight of crude petroleum may be around
50
250
1500
2000
Which of the following is a Naphthene?
Butene
Butadiene
Cyclohexane
Acetylene
