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11. When closed, BOPs form a pressure-tight … at the top of the well and prevent
the escape of fluids..
a) formation;
b) seal;
c) spear;
d) joint.

12. Two basic types of blowout preventers are …
a) annular and ram;
b) directional and horizontal;
c) ram and pressure-tight;
d) no correct answer.

13. Open hole is ...
a) hole that has BOP in it;
b) hole that has a pipe in it;
c) hole that has no pipe in it;
d) no correct answer.

14. To facilitate circulating a kick, crew members install a series of valves called
the …
a) "annular preventer";
b) ”choke manifold";
c) "ram preventer";
d) no correct answer.

15. The two main kinds of ram preventers are…
a) directional and horizontal rams;
b) closed and blind rams;
c) blind rams and pipe rams;
d) no correct answer.

16. Normally, the driller closes the … preventer first when the crew detects a kick.
a) ram;
b) annular;
c) blind;
d) no correct answer.

17. A choke is ….
a) a valve with an opening the size of which a person can adjust;
b) a hole that is intentionally diverted from vertical to better exploit a reservoir;
c) a tool used for fishing operations;
d) a valve with blades like those of a turbine.

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