Petroleum Production Operations Mock Test 8

10%

Question 1 of 10

1. Methyl alcohol may be added to the acid during acidizing to reduce the surface tension.

False

True

Question 1 of 10

Question 2 of 10

2. What are the anti-sludge agents?

Used to eliminate acid sludge

A chemical additive used to protect plastic pipes

A chemical additive used to protect iron and steel

A solid substance can be held in suspension

Question 2 of 10

Question 3 of 10

3. Which of the following statement is not correct regarding carbonate acidizing?

The full form of EGMBE is Ethylene Glycol Monobutyl Ether

A large number of fines during fracturing may not increase the production rate

The effectiveness of the fracture depends only on conductivity

Chelating agents are used to removing scales

Question 3 of 10

Question 4 of 10

4. As temperature increases, the acid spends faster on carbonates.

True

False

Question 4 of 10

Question 5 of 10

5. Anionic surfactants oil-wet limestone or dolomite up to pH of 8.

False

True

Question 5 of 10

Question 6 of 10

6. Various wettability measurements are described in API RP – 42.

True

False

Question 6 of 10

Question 7 of 10

7. What is the basic combination of acids used in Hydrofluoric acid treatment?

3% HF + 12% HCl

13% HF + 12% HCl

12% HF + 3% HCl

13% HF + 12% HCl

Question 7 of 10

Question 8 of 10

8. Acetic acid is strongly ionized.

True

False

Question 8 of 10

Question 9 of 10

9. Surfactants should be used on all acid jobs to reduce surface tension.

True

False

Question 9 of 10

Question 10 of 10

10. The surface tension of 15% HCl can be reduced to 22 dynes/cm.

False

True

Question 10 of 10