PETE 201 Exam 2 Questions & Answers 2024/2025
The rotating system of a drilling rig - ANSWERSSupplies torque to turn the drill bit
The hoisting system of a drilling rig - ANSWERSApplies weight on bit and lifts/lowers the drill string
The circulating system of a drilling rig - ANSWERSMove...
The rotating system of a drilling rig - ANSWERSSupplies torque to turn the drill bit
The hoisting system of a drilling rig - ANSWERSApplies weight on bit and lifts/lowers the drill string
The circulating system of a drilling rig - ANSWERSMoves drilling mud from the mud tanks through the
drill pipe to the bit and back up the annulus to the system to separate solids ten back to the mud tanks
The power system of a drilling rig - ANSWERSProvides the energy to operate the rig, often consisting of
diesel engines that run electric generators
PDC means, in drill bit terminology - ANSWERSPolycrystalline Diamond Compact (Cutter) bit
Tricone bits - ANSWERSHave three cone-shaped rollers with teeth that are designed to flake or crush
rock
Which list below lists bit type in order of softest to hardest rock application? - ANSWERSMilled-teeth
tricone, insert tricone, PDC
Which of the following is a purpose served by drilling mud? - ANSWERSAll of the above
This piece of equipment removes solids (drilling cuttings) from drilling mud - ANSWERSDesander or
Desilter (or shale shaker)
Torque is applied to the drill bit by the rotating system - ANSWERSTrue
,The process in which a piece of drillpipe is added to the drillstring to make it longer - ANSWERSMaking a
connection
The process in which the drill bit is changed by pulling the drillstring from the well - ANSWERSMaking a
trip
This piece of equipment is gripped and turned by the rotary table and is used to turn all the pipe below it
to drill the hole - ANSWERSKelly
This is the place where the Kelly is stored when a trip is being made - ANSWERSRat hole
This piece of equipment is a steel wedge with handles and is placed in the rotary table bowl to hold the
pipe with teeth and prevent the drillpipe from falling down the hole - ANSWERSSlips
This piece of equipment allows the drillstring that is attached below it to rotate on bearings while the
weight of the pipe is suspended from the derrick or mast - ANSWERSSwivel
Which of these is NOT a common problem encountered while drilling a well - ANSWERSGeothermal
cooling
Which one of these is NOT used in a fishing job? - ANSWERSRotator cuff
Normal earth or lithostatic pressure gradient is about - ANSWERS100 psi/100 ft
Normal fluid pressure gradient is about - ANSWERS45 psi/100 ft
Normal geothermal gradient for the earth is - ANSWERS2 degrees F/100 ft
Normal geothermal gradient in a sedimentary basin is - ANSWERS1.4 degrees F/100 ft
, The two main methods of controlling a kick are the driller's method and the wait-and-weigh method -
ANSWERSTrue
This hole is a vertical well that is drilled straight down with no unintended deviations - ANSWERSStraight
Hole
This hole is a vertical well that is drilled straight down with unintended deviations - ANSWERSCrooked
hole
This well starts off vertical, but after reaching the target, the driller will kick off the well at a certain angle
- ANSWERSDeviated well
This well starts off vertical, but after reaching the target, the driller will kick off the well to eventually go
horizontal for a long distance - ANSWERSExtended reach well
Directional or deviation drilling happens when a vertical well is a little crooked (unintentionally) because
of problems in the reservoir - ANSWERSFalse
Which of these is NOT a reason for drilling deviated wells? - ANSWERSIt makes drilling the well easier
overall
Which Middle Eastern country had been producing large amounts of oil before Saudi Arabia; which
company operated there and got thrown out - ANSWERSIran - Anglo Iranian Oil Co
Which Western country's influence was growing in Saudi Arabia in the 1930's? Which country's influence
was decreasing? - ANSWERSUSA growing; Great Britain decreasing
Which company (and the country it was from) was the first to be granted major concessions to search for
oil in Saudi Arabia? - ANSWERSStandard of California - USA
Did the first American company find oil easily in Saudi - did they find oil right away? - ANSWERSNo
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