Test your basic knowledge |

Power Engineering 2

Subject : engineering
Instructions:
  • Answer 50 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. The condenser






2. drum rotors on reaction turbines eliminates...






3. Servomotors






4. 1. written 2. spoken 3. visual






5. zeolite molecular sieve desiccant






6. 0.577 times the inlet pressure






7. 1. simple design 2. less piping 3. no freezing hazard






8. 1. increases net power 2. clean working fluid 3. cheap fuel can be used






9. The space wherein the liquid refrigerant absorbs heat and boils






10. 1. throttle inlet valve 2. reduce compressor speed 3. automatic discharge vent line 4. anit- surge valve - reciruclation 5. anti- surge microprocessor - kickback valve






11. 1. Responsive to speed changes 2. responsive to pressurre changes






12. Have advantage of high efficiencies - 10% greater than centrifugal compressors






13. 1. walnuts 2. rice 3. carbo- blase 4. offline water wash - best method






14. 1. prevent wear 2. reduce friction 3. remove heat 4. reduce corrosion 5. provide sealing






15. Condensing turbines exhaust steam at...






16. Atmospheric or hyperbolic






17. Dry surface coolers - no contact convection hx - aka finned tube exchangers






18. Produce and maintain a vacuum at the turbine exhaust allowing steam to expand to a lower pressure and do more work






19. Made of cast iron and support by stay bolts to protect against a vacuum






20. Forced or induced draft






21. Results in a gain in velocity - the moving blades change direction producing force






22. 1. kettle 2. thermosyphon horizontal 3. thermosyphon vertical






23. 1. intake 2. compression 3. power 4. exhaust






24. Higher power and speeds






25. Large turbines couple together on a single shaft applied to one generator






26. 1. Carbon ring 2. labyrinth seal 3. water seal






27. Fuel supplied firstg produces electrcial power with thermal energy as a by- product

Warning: Invalid argument supplied for foreach() in /var/www/html/basicversity.com/show_quiz.php on line 183


28. Ground water monitoring device






29. Overall master plan - comprehensive program






30. A group of one or more bays - including one or more units arranged in a single or continuous structure






31. 1. thrust bearings 2. dummy pistions 3. thrust adjusting gear






32. Quantity ofr compressed air and delivered air by the compressor






33. 1. high pressure cutout 2. oil pressure cutout 3. pressure relief devices






34. Monel metal - high tensile strength - nickel copper alloy






35. Nickel steel - strong fully balanced rotor - expensive






36. Each shaft needs a thrust bearing






37. Defined as one or more tube bundle - served by two or more fans complete with aux equipment






38. KW at 15C standard at sealevel with 60% RH






39. To remove and properly dispose of pollutants






40. Eliminates thrust - steam admitted midway along casing






41. 1. low power consumption 2. frequent load changes 3. adjustable 4. suction valve change easily






42. 1. stabilize flow through air driers 2. additional moisture seperation 3. storage capacity






43. Controlled pressure from intermediate stages of turbine






44. 5mm in diameter






45. Cool compressed air before point of use






46. Change in momentum

Warning: Invalid argument supplied for foreach() in /var/www/html/basicversity.com/show_quiz.php on line 183


47. Reduces steam pressure and velocity in two or more steps






48. 1. inlet vane 2. electro- pneumatic control 3. microprocessor based control






49. 1. evaporator coil






50. 1. convergent 2. convergent- divergent