egee 101 exam 2

Fossil fuels are formed due to the interruption of the decay process in the carbon cycle. A) True B) False

A True

How many hydrogen atoms are present in coal for one carbon atom? A) 0.8 B) 2 C) 4 D) 15

A) 0.8

Approximately, what percentage of world coal reserves does United States possess? A) 25% B) 40% C) 10% D) 60%

A) 25%

Based on what property does the distillation column separate crude oil into different fractions? A) Boiling point B) Melting point C) Viscosity D) Porosity

A) Boiling Point

Which among the fossil fuel reserves are abundantly available in United States? A) Coal B) Natural gas C) Petroleum

A) Coal

Which of the following properties is not measured during Proximate analysis of coal? A) Density B) Moisture C) Volatile matter D) Ash

A) Density

What is the separation of materials based on differences in the volatility called? A) Distillation B) Cracking C) Coking D) Reforming

A) Distillation

Crude oil recovered from deep oil reservoirs tend to have A) low sulfur content B) high sulfur content C) larger hydrocarbon chains D) higher viscosity

A) Low sulfur content

Which hydrocarbons have straight or branched chains of carbon atoms? A) Paraffins B) Cycloparaffins C) Aromatics D) None of the above

A) Paraffins

Which of the following properties are not used in ranking of coal? A) Porosity B) Calorific value C) Volatile matter content D) None of the above

A) Porosity

Which place converts crude oil into useful products such as gasoline, fuel oil, waxes or asphalt? A) Refinery B) Drilling Rig C) Reservoir D) Mine

A) Refinery

Which of the following processes change the shape of a molecule? A) Reforming B) Cracking C) Distillation D) Coking

A) Reforming

Carbonization is the process of heating coal in the absence of air to produce coke. A) True B) False

A) True

Economic feasibility and geological assurances are two important variables that differentiate resources and reserves. A) True B) False

A) True

Heating value of coal increases with increase in the rank of coal A) True B) False

A) True

Hydrogen content in petroleum is far greater than in coal. A) True B) False

A) True

In a fluidized bed combustion, fine coal particles are "fluidized" and burnt using a jet of hot air. A) True B) False

A) True

In deep mining, coal seams are buried several hundred feet to 1000 ft. deep under the ground. A) True B) False

A) True

Kerogens are produced from algae, planktons and higher plants with the help of decomposition by bacteria. A) True B) False

A) True

Large sized coal pieces can be used during the Stoker combustion process. A) True B) False

A) True

Larger molecules tend to have a higher boiling point. A) True B) False

A) True

Lignite coal originated during Jurassic period A) True B) False

A) True

Lignite is the youngest ranked coal. A) True B) False

A) True

Petroleum contains lesser amount of oxygen atoms than coal does. A) True B) False

A) True

Smaller molecules tend to have lower viscosity A) True B) False

A) True

Stoker combustion limits the rate of heating of particle to 1 C/sec. A) True B) False

A) True

Surface mining requires the removal of top soil and layers of rock to expose beds of coal. A) True B) False

A) True

The United states consumes double the amount of oil that it produces. A) True B) False

A) True

The starting point of the formation of fossil fuels is the transformation of decaying organic matter to kerogen. A) True B) False

A) True

One barrel of oil (42 gallons) produces more than a barrel of products. A) True B) False

A) True (44 gallons)

Which of the following media is used in secondary recovery method? A) Water B) Air C) Steam D) Oil

A) Water

What does a higher octane number signify? A) lesser likelihood of knocking B) higher likelihood of knocking C) location of place where the fuel comes from D) Age of the fuel

A) lesser likelihood of knocking

In a DAF basis analysis, which of the following properties are excluded A) Moisture and volatile matter B) Ash and moisture C) Moisture and carbon D) Ash and carbon

B) Ash and moisture

Most of the coal found in United States is A) Lignite coal B) Bituminous coal C) Anthracite coal D) Sub-bituminous coal

B) Bituminous coal

All of the oil in a reservoir can be recovered. A) True B) False

B) False

Anthracite has higher volatile matter content than Bituminous coal. A) True B) False

B) False

Coal can be used directly to produce "pig iron" by mixing it with iron ore in a blast furnace. A) True B) False

B) False

Coke is produced by combustion of coal in a furnace. A) True B) False

B) False

In the US, coal is primarily used for carbonization. A) True B) False

B) False

Kerogen produced from higher plants gets converted into natural gas. A) True B) False

B) False

Kerogens are formed by the transformation of inorganic matter into an insoluble, polymeric material A) True B) False

B) False

Lifetime predictions for a fossil fuel are done based on available resources. A) True B) False

B) False

Lignite has higher heating value than Bituminous coal. A) True B) False

B) False

Lignite is the highest ranked coal. A) True B) False

B) False

Low and medium rank coals are ranked on the basis of volatile matter content. A) True B) False

B) False

Most of the natural gas reserves in the world are located in United States. A) True B) False

B) False

Proximate analysis exactly measures the elemental composition of coal. A) True B) False

B) False

Reservoir rock is a rock that produces crude oil. A) True B) False

B) False

The United States is the largest exporter of coal. A) True B) False

B) False

The amount of nitrogen in petroleum is more than in coal. A) True B) False

B) False

United States has large crude oil reserves. A) True B) False

B) False

Kerogen derived from higher plants gets converted to crude oil and natural gas when buried inside the earth for millions of years. A) True B) False

B) False Crude oil and natural gas are derived from algae and other non-woody plants.

Which of the following compound has an octane rating of 0? A) Octane B) Heptane C) Gasoline D) DiesEL

B) Heptane

Which coal mining equipment uses movable steel props to support the roof of coal mines? A) Conventional mining B) Longwall mining C) Continuous mining D) Room and pillar mining

B) Longwall mining

How do you define density? A) Measure of resistance to flow by a liquid B) Mass per unit volume C) Measure of ability to flow by a fluid D) Volume per unit mass

B) Mass per unit volume

The quantity of an energy source that is known to exist and that can be recovered economically is called A) Resource B) Reserve C) Supply D) Asset

B) Reserve

75% of the coal powders used in pulverized coal combustion process are A) less than 200 microns in size B) less than 75 microns in size C) less than 500 microns in size D) less than 1 mm in size

B) less than 75 microns in size

Viscosity of a lubricating oil should be A) higher B) lower C) moderate D) no relevance

B) lower

Which hydrocarbons have benzene and rings of benzene? A) Paraffins B) Cycloparaffins C) Aromatics D) None of the above

C) Aromatics

Which one of the following is an example of clean coal technology? A) Production of coke B) Coal combustion C) Carbon dioxide sequestration D) None of the above

C) Carbon dioxide sequestration

Bituminous coal formed in the United States originated during A) Jurassic period B) Miocene period C) Carboniferous period D) None of the above

C) Carboniferous period

Which combustion process has issues with polyaromatic hydrocarbon formation? A) Stoker combustion B) Pulverized coal combustion C) Fluidized bed combustion

C) Fluidized bed combustion

Which combustion process reduces the NOx and SOx emissions from coal? A) Stoker combustion B) Pulverized coal combustion C) Fluidized bed combustion

C) Fluidized bed combustion

Which of the following processes is the most efficient way to burn coal? A) Fixed bed combustion B) Pulverized coal combustion C) Fluidized bed combustion

C) Fluidized bed combustion

Which one of the following combustion process uses limestone? A) Stoker combustion B) Pulverized coal combustion C) Fluidized bed combustion

C) Fluidized bed combustion

Which one of the combustion processes uses the lowest furnace temperature (900 - 1000 C) to burn coal? A) Stoker combustion B) Pulverized coal combustion C) Fluidized coal combustion

C) Fluidized coal combustion

How is crude oil separated during the distillation process? A) Water B) Air C) Heat

C) Heat

With increase in the rank of coals, which one of the following element's composition decreases? A) Carbon B) Nitrogen C) Hydrogen D) Sulfur

C) Hydrogen

Coal reserves are measured in A) Cubic feet B) Gallons C) Metric tons D) Barrels

C) Metric Tons

Cubic feet is used to measure the quantities of A) Coal B) Petroleum C) Natural gas

C) Natural Gas

Which one of the following has the highest heating value per pound? A) Coal B) Oil C) Natural gas

C) Natural Gas

What recovery method uses steam, chemicals or bugs? A) Primary B) Secondary C) Tertiary D) No relationship

C) Tertiary

Which of the following recovery methods for oil is the most expensive? A) Primary B) Secondary C) Tertiary

C) Tertiary

What is the problem with aromatics in the petroleum industry? A) Cannot be used for gasoline B) Cannot be used in diesel C) They are carcinogenic

C) They are carcinogenic

What is the approximate carbon content in petroleum crude? A) ppm B) 4% C) 9-15% D) 85-90%

D) 85-90%

Oil Reservoirs are usually found in places that have A) Anticlines B) Faults C) Salt Plugs D) All of the above

D) All of the Above

How do you increase the octane rating of a fuel? A) Add branched chain hydrocarbons B) Add aromatics C) Add antiknocking agents D) All of the above

D) All of the above

Kerogen formed from algae or plankton is derived from A) Fats B) Oils C) Waxes D) All of the above

D) All of the above

What are the major refining processes? A) Distillation B) Cracking C) Reforming D) All of the above

D) All of the above

What is necessary for the fossil fuel formation? A) Temperature B) Pressure C) Time D) All of the above

D) All of the above

What is the main function of a refinery? A) Separate different components of crude oil B) Make new materials and fuels by chemical processing C) Make products environmentally acceptable D) All of the above

D) All of the above

Which of the following contributes to the formation of kerogen? A) Algae B) Micro-organisms C) Trees D) All of the above

D) All of the above

Which coal has the highest fixed carbon content? A) Lignite B) Subbituminous C) Bituminous D) Anthracite

D) Anthracite

The formula for paraffin cyclohexane is A) C6H6 B) C6H10 C) C6H12 D) C6H14

D) C6H14

Which of the following processes does NOT happen in the global carbon cycle? A) Carbon dioxide in atmosphere slowly dissolves in ocean B) Carbon dioxide in atmosphere is incorporated in the earth as carbonate rocks C) Carbon dioxide is absorbed by plants through a process called photosynthesis D) Glucose is formed during the decay process

D) Glucose is formed during the decay process

A naturally occuring liquid fossil fuel resource containing a complex mixture of hydrocarbons is called A) Coal B) Natural gas C) Tar Sand D) Petroleum

D) Petroleum

If a paraffin compound has 8 carbon atoms, how many hydrogen atoms are present in the molecule? A) 8 B) 10 C) 16 D) 18

D)18

Resources are the quantity of an energy source that is economically recoverable. A) True B) False

False