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5 Sample Questions

Downhole tool measurements indicate possible whirl vibration while drilling.
Select the best course of action.

  • A. Reduce WOB, reduce RPM
  • B. Leave parameters as they are
  • C. Increase WOB, reduce RPM
  • D. Reduce WOB, increase RPM
  • E. Circulate the hole clean

Downhole tool measurements indicate possible stick-slip vibration while drilling.
Select the best course of action.

  • A. Reduce WOB, reduce RPM
  • B. Leave parameters as they are
  • C. Increase WOB, reduce RPM
  • D. Reduce WOB, increase RPM
  • E. Circulate the hole clean

Which of the roles on the rig is dispensable on an ERD well.

  • A. Tool Pusher
  • B. Driller
  • C. Shaker Hand
  • D. Rig Supervisor
  • E. None of the above

How many heavy weight drill pipe joints should be run below the jar on an ERD bottom hole assembly when drilling an 8-1/2” hole section at 66° inclination?

  • A. 1-3
  • B. 5-10
  • C. 10-15
  • D. >15
  • E. None of the above

Which three of the following factors have the most impact on hole cleaning in high angle sections on ERD wells? (3 correct answers)

  • A. Well inclination
  • B. Hole length
  • C. String RPM
  • D. Mud weight
  • E. Drill pipe size
  • F. Formation lithology
  • G. Mud low shear rheology
  • H. Mud type (i.e. oil based mud, polymer, etc.)
  • I. Bit RPM
  • J. Flow rate

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