Pete 201 - Exam 2 Review Questions &
Answers (Grade A+)
The rotating system of a drilling rig: -
correct answer ✅Supplies torque to turn the drill bit
This hole is a vertical well that is drilled straight down with no
unintended deviations -
correct answer ✅Straight hole
Torque is applied to the drill bit by the rotating system. T or F? -
correct answer ✅True
Which list below lists bit type in order of softest to hardest rock
application? -
correct answer ✅Milled-teeth tricone, insert tricone, PDC
A well that was drilled and did not encounter commercial amounts
of oil and/or gas is called a: -
correct answer ✅Dry 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
drill pipe from falling down the hole -
correct answer ✅slips
,Pete 201 - Exam 2 Review Questions &
Answers (Grade A+)
This well starts off vertical, but after reaching the target, the driller
will kick off the well at a certain angle -
correct answer ✅Deviated well
The hoisting system of a drilling rig: -
correct answer ✅Applies weight on bit and lifts/lowers the drill
string
Which of these is NOT a common problem encountered while
drilling a well? -
correct answer ✅Geothermal cooling
Normal geothermal gradient in a sedimentary basin is -
correct answer ✅1.4F / 100ft
PDC means, in drill bit terminology, -
correct answer ✅Polycrystalline Diamond Compact (Cutter) bit
The circulating system of a drilling rig: -
correct answer ✅Moves drilling mud from the mud tanks through
,Pete 201 - Exam 2 Review Questions &
Answers (Grade A+)
the drill pipe to the bit and back up the annulus to the system to
separate solids then back to the mud tanks
Directional or deviation drilling happens when a vertical well is a
little crooked (unintentionally) because of problems in the reservoir.
T or F? -
correct answer ✅False
This hole is a vertical well that is drilled straight down with
unintended deviations -
correct answer ✅Crooked hole
Which one of these tools is NOT used in a fishing job? -
correct answer ✅Rotator cuff
Normal earth or lithostatic pressure gradient is about -
correct answer ✅100 psi / 100 ft
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 -
correct answer ✅Extended reach well
, Pete 201 - Exam 2 Review Questions &
Answers (Grade A+)
The process in which the drill bit is changed by pulling the drill
string from the well is called: -
correct answer ✅Making 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 -
correct answer ✅Kelly
Which of these is NOT a reason for drilling deviated wells? -
correct answer ✅It makes drilling the well easier overall
This piece of equipment allows the drill string that is attached
below it to rotate on bearings while the weight of the pipe is
suspended from the derrick or mast -
correct answer ✅Swivel
Which of the following is a purpose served by drilling mud? -
correct answer ✅All of the choices:
- cleaning cuttings from a drill bit as it turns
- removing cuttings from the bottom of a well during drilling
- controlling pressures in the well thereby preventing blowouts
- cooling and lubricating the drill bit
Answers (Grade A+)
The rotating system of a drilling rig: -
correct answer ✅Supplies torque to turn the drill bit
This hole is a vertical well that is drilled straight down with no
unintended deviations -
correct answer ✅Straight hole
Torque is applied to the drill bit by the rotating system. T or F? -
correct answer ✅True
Which list below lists bit type in order of softest to hardest rock
application? -
correct answer ✅Milled-teeth tricone, insert tricone, PDC
A well that was drilled and did not encounter commercial amounts
of oil and/or gas is called a: -
correct answer ✅Dry 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
drill pipe from falling down the hole -
correct answer ✅slips
,Pete 201 - Exam 2 Review Questions &
Answers (Grade A+)
This well starts off vertical, but after reaching the target, the driller
will kick off the well at a certain angle -
correct answer ✅Deviated well
The hoisting system of a drilling rig: -
correct answer ✅Applies weight on bit and lifts/lowers the drill
string
Which of these is NOT a common problem encountered while
drilling a well? -
correct answer ✅Geothermal cooling
Normal geothermal gradient in a sedimentary basin is -
correct answer ✅1.4F / 100ft
PDC means, in drill bit terminology, -
correct answer ✅Polycrystalline Diamond Compact (Cutter) bit
The circulating system of a drilling rig: -
correct answer ✅Moves drilling mud from the mud tanks through
,Pete 201 - Exam 2 Review Questions &
Answers (Grade A+)
the drill pipe to the bit and back up the annulus to the system to
separate solids then back to the mud tanks
Directional or deviation drilling happens when a vertical well is a
little crooked (unintentionally) because of problems in the reservoir.
T or F? -
correct answer ✅False
This hole is a vertical well that is drilled straight down with
unintended deviations -
correct answer ✅Crooked hole
Which one of these tools is NOT used in a fishing job? -
correct answer ✅Rotator cuff
Normal earth or lithostatic pressure gradient is about -
correct answer ✅100 psi / 100 ft
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 -
correct answer ✅Extended reach well
, Pete 201 - Exam 2 Review Questions &
Answers (Grade A+)
The process in which the drill bit is changed by pulling the drill
string from the well is called: -
correct answer ✅Making 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 -
correct answer ✅Kelly
Which of these is NOT a reason for drilling deviated wells? -
correct answer ✅It makes drilling the well easier overall
This piece of equipment allows the drill string that is attached
below it to rotate on bearings while the weight of the pipe is
suspended from the derrick or mast -
correct answer ✅Swivel
Which of the following is a purpose served by drilling mud? -
correct answer ✅All of the choices:
- cleaning cuttings from a drill bit as it turns
- removing cuttings from the bottom of a well during drilling
- controlling pressures in the well thereby preventing blowouts
- cooling and lubricating the drill bit
