 
			 
			MCQOPTIONS
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				This section includes 10 Mcqs, each offering curated multiple-choice questions to sharpen your Petroleum Production Operations knowledge and support exam preparation. Choose a topic below to get started.
| 1. | Clay migration can be effectively controlled by the process using the _______ | 
| A. | Hydrogen cation | 
| B. | Chlorine Anion | 
| C. | Aluminum cation | 
| D. | Hydroxy-Aluminium cation | 
| Answer» E. | |
| 2. | For many sandstone formations, how much percentage of KCl solution is sufficient to prevent the clay disturbances? | 
| A. | 4% | 
| B. | 25% | 
| C. | 10% | 
| D. | 2% | 
| Answer» E. | |
| 3. | X-ray diffraction tests can determine the type and overall amount of clay in a sandstone unit. | 
| A. | True | 
| B. | False | 
| Answer» B. False | |
| 4. | Clay dispersion is not affected by pH. | 
| A. | True | 
| B. | False | 
| Answer» B. False | |
| 5. | What is the approximate diameter of dehydrated clay? | 
| A. | 4 Micron | 
| B. | 1 4 Micron | 
| C. | 40 Micron | 
| D. | 400 Micron | 
| Answer» B. 1 4 Micron | |
| 6. | Along the United States Gulf Coast, which of the following clay percentage increases at deeper (9000-10,000ft) depths? | 
| A. | Smectite | 
| B. | Chlorite, illite, and kaolinite | 
| C. | Montmorillonite | 
| D. | Chloride and kaolinite mixed layers | 
| Answer» C. Montmorillonite | |
| 7. | Along the United States Gulf Coast, which of the following clay percentage decreases at deeper (9000-10,000ft) depths? | 
| A. | Smectite | 
| B. | Chloride and kaolinite mixed layers | 
| C. | Montmorillonite | 
| D. | Illite | 
| Answer» B. Chloride and kaolinite mixed layers | |
| 8. | What is dirty sand? | 
| A. | Sand that contains 10 to 20% of clay | 
| B. | Sand that contains 5 to 15% of clay | 
| C. | Sand that contains 5 to greater than 20% of clay | 
| D. | Sand that contains 1 to 5% of clay | 
| Answer» D. Sand that contains 1 to 5% of clay | |
| 9. | Along the United States Gulf Coast, which of the following clays predominates at shallow to medium depths? | 
| A. | Smectite and illite mixed layers | 
| B. | Chloride and kaolinite mixed layers | 
| C. | Montmorillonite | 
| D. | Kaolinite | 
| Answer» B. Chloride and kaolinite mixed layers | |
| 10. | What is clean sand? | 
| A. | Sand that contains 10 to 20% of clay | 
| B. | Sand that contains 5 to 15% of clay | 
| C. | Sand that contains 0 to 1% of clay | 
| D. | Sand that contains 1 to 5% of clay | 
| Answer» E. | |