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In comparing the API specs for L-80 and N-80 tubulars, which of the following statements is TRUE?

A.    Minimum yield strength is different

B.    Maximum yield strength is the same

C.    Minimum tensile strength is different

D.    Minimum elongation is the same

Which of the following is NOT a typical separator type?

A.    Horizontal

B.    Slant

C.    Spherical

D.    Vertical

15.

Which of the following is NOT a typical casing hanger type?

A.    Slip-weld

B.    Nominał flange

C.    Boll-weevil

D.    Automatic

The control pressure for a surface safety valve is most likely equal to:

A.    Valve body pressure divided by actuator ratio

B.    Actuator ratio divided by valve body pressure

C.    Two times valve body pressure divided by actuator ratio

D.    Valve body pressure multiplied by actuator ratio

The materiał for sealing element when approaching 450 degrees F (232 degrees C) and 15,000 psi (103,422 KPa) differential is MOST likely:

A.    Glass-filled Teflon

B.    Kalrez

C.    Nitrile

D.    Yiton

Tubing elongation MOST likely occurs with:

A.    Ballooning

B.    Buckling

C.    Reverse Ballooning

D.    Temperaturę Reduction