PETE 2031 LSU ACTUAL EXAM 1 QUESTIONS AND

PETE 2031 LSU (ACTUAL / ) EXAM 1 QUESTIONS AND

VERIFIED ANSWERS

What is the temp in degrees Rankine at zero F? - ---Answers- ---460 degrees

The formation volume factor is a ratio of:

• volume of gas to volume of liquid in pore space
• volume of rock to volume of pore space
• grain volume to total volume
• volume of reservoir oil to reservoir brine
• volume of fluid in the reservoir to volume of fluid at

standard conditions - ---Answers----e. volume of fluid in the reservoir to volume of fluid at standard conditions

The dimensions of porosity are:

• length
• length2
• 1/(length3)
• non-dimensional fraction (or percent)
• force/area - ---Answers----d. non-dimensional fraction (or

percent)

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What is the lowest possible porosity for uniform sphere packings? - ---Answers----26% (0.26)

(pore volume) + (grain volume) = what?

• irreducible volume
• porosity
• bulk volume
• void volume
• minimum porosity - ---Answers----c. bulk volume

Porosity is related to the economics of petroleum recovery because it is related to what?

• the volume of oil or gas
• the quality of the oil
• the time and cost to drill the well
• the gas/oil ratio
• the rate oil can be produced - ---Answers----a. the volume

of oil or gas

To measure porosity in the laboratory, one can measure bulk volume and what other value?

• average grain size 2 / 3

• pore volume
• rock density
• permeability
• core dimensions - ---Answers----b. pore volume

The effective porosity is:

• the porosity created by chemical dissolution
• the fraction of the porosity with pores larger than 1 micron
• the porosity that is created by the original grains
• the part of the porosity that is interconnected
• the void space that contains oil - ---Answers----d. the part

of the porosity that is interconnected

In most calculations, saturation should be expressed in what units?

• liters
• fraction
• barrels
• percent
• mL - ---Answers----b. fraction

Endpoint oil saturation represents:

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