 
			 
			MCQOPTIONS
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				This section includes 6 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. | API Class C cement is known as High Early cement. | 
| A. | True | 
| B. | False | 
| Answer» B. False | |
| 2. | Class B cement is not resistant to sulfate attack. | 
| A. | True | 
| B. | False | 
| Answer» C. | |
| 3. | A rotational viscometer containing a non-Newtonian fluid gives a dial reading of 14 at a rotor speed of 300 rpm and a dial reading of 24 at a rotor speed of 600 rpm. Which of the following is the correct rheological model of this fluid considering the Bingham model? | 
| A. | <sub>p</sub> =8 cp, <sub>y</sub>=8 lbf/100 ft<sup>2</sup> | 
| B. | <sub>p</sub> =12 cp, <sub>y</sub>=8 lbf/100 ft<sup>2</sup> | 
| C. | <sub>p</sub> =10 cp, <sub>y</sub>=4 lbf/100 ft<sup>2</sup> | 
| D. | <sub>p</sub> =8 cp, <sub>y</sub>=16 lbf/100 ft<sup>2</sup> | 
| Answer» D. <sub>p</sub> =8 cp, <sub>y</sub>=16 lbf/100 ft<sup>2</sup> | |
| 4. | What is Plastic Viscosity? | 
| A. | The constant viscosity which arises after the yield point with increasing shear rate | 
| B. | The variable viscosity which arises after the yield point with increasing shear rate | 
| C. | The constant viscosity which arises before the yield point with decreasing the shear rate | 
| D. | The variable viscosity which arises after the yield point with decreasing the shear rate | 
| Answer» B. The variable viscosity which arises after the yield point with increasing shear rate | |
| 5. | What is Contact time? | 
| A. | It is the time takes for the cement column to move past any point in the annulus in laminar flow condition | 
| B. | It is the time takes for the cement column to move past any point in the annulus in turbulent flow condition | 
| C. | It is the time takes for the cement column to move past any point in the annulus in laminar or turbulent flow condition | 
| D. | It is the contact time of the cement and the annulus | 
| Answer» C. It is the time takes for the cement column to move past any point in the annulus in laminar or turbulent flow condition | |
| 6. | The finite force required to initiate the flow of a fluid is known as ____ | 
| A. | Plastic Viscosity | 
| B. | Viscosity | 
| C. | Yield Point | 
| D. | Stress Point | 
| Answer» D. Stress Point | |