0% The test starts the moment you click on the Start button. You may work on your test until the time allotted for it ends. Duration: 1 hours 30 minutes Your time is up! Your test is submitted automatically whether you’re finished or not. Well Control Drilling Well Control Introductory The number of attempts remaining is 4 Please fill your information FULL NAMEEmailPhone Number 1 / 30 1. Drilling spools (mud cross) are used in BOP stacks for what main reason: a. It localizes pressure differential. b. It allows for circulation through the choke line. c. It changes the center of gravity of the stack. d. It allows reverse circulating. 2 / 30 2. The main reason to shut a well in quickly is: a. To minimize the shut-in drill pipe pressure. b. To minimize the amount of mud weight increase needed. c. To minimize the time spent on the choke. d. To minimize the size of the kick taken. 3 / 30 3. Which of the following is the best answer for what should be done after completing any type of drill? a. Let the company man know that a drill was done and then record it b. Record that a drill was done and review the drill with the crew c. Let the company man know that a drill was done d. Record and review the drill with the crew and let them know the time and date of the next drill 4 / 30 4. At the beginning of a kick, there is: a. Slower drilling rates b. An increase in mud flow and volume c. An increase in pump pressure d. No warning 5 / 30 5. What is the immediate effect of swabbing? a. There is a reduction in bottom hole pressure b. There are losses c. There is a kick d. There is an increase in bottom hole pressure 6 / 30 6. How can mud agitation in the pits affect the mud weight pumped downhole? a. Agitation causes mud viscosity chemicals to settle and reduce mud gel strength b. Agitation of mud causes Barite to settle out of the mud c. Agitation of mud increases filtration downhole d. Agitation Of mud prevents Barite settling out of the mud 7 / 30 7. If the Shaker hand observes an increase in cuttings size and shape at the Shakers, they must inform the Mud Engineer first then the Driller a. True b. False 8 / 30 8. Which of the following is the best answer for what should be done after completing any type of drill? a. Let the company man know that a drill was done and then record it b. Record that a drill was done and review the drill with the crew c. Record and review the drill with the crew and let them know the time and date of the next drill d. Let the company man know that a drill was done 9 / 30 9. Mud monitoring equipment such as PVT and pit alarm systems, trip tanks, and trip records should be used: a. Only in production and abnormal pressure formations b. Any time the well is open and fluid is circulated through mud tanks and on trips c. Only in production formations d. Only in deeper formations 10 / 30 10. You are drilling ahead and get a 'drilling break'. You check for flow and the well is flowing. Which barrier has failed? a. Wellhead or Casing Head seals b. Mud hydrostatic c. Cement around the casing d. Mud Filter Cake 11 / 30 11. What is meant by Accumulator Precharge Pressure? a. All of the above b. Pressure at which Accumulator Pumps start c. Pressure of Nitrogen in Accumulator without hydraulic fluid d. Pressure when Accumulators have hydraulic fluid 12 / 30 12. Which of the following is a key role of the crew immediately after a well has been shut-in while drilling? a. Calculate Kill Mud Weight b. Select slow pump rate to kill the well c. Choose method to kill the well d. Check for BOP leaks 13 / 30 13. The most important property of mud, with respect to well control, is mud viscosity? a. False b. True 14 / 30 14. Where is the Choke located? a. At the Drilling Spool b. At the Standpipe manifold c. Connected to Ram outlet d. At the Choke Manifold 15 / 30 15. If a slug of heavy mud is pumped into the drill pipe before tripping, what will happen to bottom hole pressure (BHP)? a. BHP will increase due to heavy slug b. BHP will stay the same, as hydrostatic pressure will balance out between annulus and drillstring c. BHP will decrease due to drop in mud level in the drillstring 16 / 30 16. Gas entering the wellbore will reduce hydrostatic pressure. This will be greatest when gas bubble is: a. At the surface pipe b. At the casing shoe c. At the bottom 17 / 30 17. What is meant by Accumulator Precharge Pressure? a. Pressure when Accumulators have hydraulic fluid b. All Of the above c. Pressure of Nitrogen in Accumulator without hydraulic fluid d. Pressure at which Accumulator Pumps start 18 / 30 18. Mud monitoring equipment such as PVT and pit alarm systems, trip tanks, and trip records should be used: a. Only in production formations b. Only in production and abnormal pressure formations c. Only in deeper formations d. Any time the well is open and fluid is circulated through mud tanks and on trips 19 / 30 19. Given the following information, calculate the volume inside 100 stands of drill pipe. a. 242 bbls b. 93 bbls c. 75 bbls d. 167 bbls 20 / 30 20. What pressure should be kept constant while killing a well? a. Bottom hole pressure b. Choke pressure c. Casing pressure d. Pump pressure 21 / 30 21. Which of the following is an advantage of using the hard shut-in? a. It works for all types Of formations b. It is the safest shut-in method c. It is the fastest way to get the well shut-in d. It reduces the amount of pressure surge on equipment 22 / 30 22. What is the definition of Bottom Hole Pressure? a. Pounds per square inch b. Total pressure acting on the bottom of the well c. none of the above d. Loss of mud to formation 23 / 30 23. What is the immediate effect of swabbing? a. There is a kick b. There are losses c. There is an increase in bottom hole pressure d. There is a reduction in bottom hole pressure 24 / 30 24. How often should the Derrick hand and Shaker hand check the accuracy of their Mud Balance With freshwater? a. Every Casing point b. Every week c. At the start of a new well d. Every shift 25 / 30 25. What type of kick can give a large increase in pit level and potentially cause the pits to overflow? a. Water b. Gas c. Oil and water mix d. Oil 26 / 30 26. Gas entering the wellbore will reduce hydrostatic pressure. This will be greatest when gas bubble is: a. At the casing shoe b. At the bottom c. At the surface pipe 27 / 30 27. Slow Pump Rate/Circulating Pressure tests are carried out: a. During a kick operation b. During drilling operations c. With the well shut in on a kick 28 / 30 28. If the Shaker hand observes an increase in cuttings size and shape at the Shakers, they must inform the Mud Engineer first then the Driller a. False b. True 29 / 30 29. Which type of influx is potentially the most dangerous: a. Natural Gas b. Oil c. Water 30 / 30 30. Drilling spools (mud cross) are used in BOP stacks for what main reason: a. It localizes pressure differential. b. It allows reverse circulating. c. It allows for circulation through the choke line. d. It changes the center of gravity of the stack. Your score is 0% Restart quiz Rate it! See review Send feedback
