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Well Control

Where is a production packer normally positioned in the well?

Close to the tubing hanger

Half way between the tubing hanger and the perforations

Above the top perforations

Below the bottom perforations

Before starting work on a new well, you are handed a well program with no signatures or sign-offs. What action should you take?

Hold a pre-job meeting

Alert your supervisor and do not start the job

Check the program and continue if it appears OK

Start the job and discuss the approval as it continues

What does “positive plug” mean?

It prevents flow from above

It prevents flow from below

It prevents flow from both directions

What does the term “inflow test” mean for plug?

Applying pressure above a plug

Applying pressure below a plug

Bleeding off pressure above a plug

Equalising pressure across a plug

Do kicks always occur following total losses?

Yes, kicks will always occur in this situation

No, it depends on the mud viscosity

No, it depends on how much the mud level drops in the annulus

When tripping in the hole, mud returns to the trip tank are less than calculated. Once back drilling, the return flow is less than expected. What is the most likely cause of this?

Swabbing

A kick

Total losses

Partial losses

Why is it important to shut the well in quickly if a kick is detected?

Keep kick volume as small as possible

Prevent gas migration

Keep SIDPP as small as possible

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