Test your basic knowledge |

Power Engineering 5

Subject : engineering
Instructions:
  • Answer 40 questions in 15 minutes.
  • If you are not ready to take this test, you can study here.
  • Match each statement with the correct term.
  • Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.

This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. During the start- up of some reaction steam turbines - the thrust block is pushed against a stop in the direction of the inlet for...






2. NH3 (R-717) refrigerant






3. Ammonia (R-717) is classified in Safety Group






4. The main components of an lithium bromide absorption refrigeration system are...






5. Surging of dynamic air compressors can produce severe shock to the system and may be violent enough to damage the...






6. Ammonia refrigerant will






7. In order to keep the gas pass of a gas turbine clean - the following must be done






8. Solid lubricants are used for...






9. The free piston gas generator in a gas turbine cycle will take the place of...






10. Refrigeration systems are purged






11. In the internal combustion engine - the purpose of the rocker arm is to operate






12. Refrigeration may be defined as...






13. For a particular air sample - wet and dry bulb temperatures when plotted on a psychometric chart will help determine






14. In a dual shaft gas turbine the load is driven by a






15. The inlet pipe to the compressor must be...






16. Brine used in ammonia indirect systems is usually made with






17. The purpose of a thrust bearing is to...






18. Before starting a small non - condensing turbine which of the following procedures would be performed?






19. Rough running of a diesel engine is caused by...






20. Steam turbine stationary nozzles serve to...






21. Of all the positive displacement air compressors - the ______ compressor can deliver the highest discharge pressure.






22. The jet condenser is so named because...






23. The main purpose of a cooling tower is to...






24. Connecting rods are usually made of...






25. A pressure drop created across the turbine blades by the expanding steam is the basic operating principle of the...






26. Air in a surface condenser






27. The disadvantages of a gas turbine include






28. If the speed of a turbine decreases due to additional generator loading - the correct sequence of events that occurs in the speed governor is as follows


29. The deaerator is usually operated to maintain constant






30. Three different designs of rotary compressors are...






31. A gas turbine would be chosen where these characteristics are advantageous






32. The evaporator is where






33. In the common rail system used for injection of fuel into the diesel engine cylinder






34. The purpose of the expansion valve is to...






35. CSA B-52 applies to...






36. The component that allows for the switching from heating to cooling mode on an air heat pump is called a/an __________ valve?






37. Condenser cooling water is usually controlled by...






38. The condenser extraction (condensate) pump normally supplies cooling Water to the...






39. Barring or turning gears are used to...






40. Compressed air is not used for...