Injectors MCQ

Test your knowledge with important Injectors MCQ and their applications. These MCQs are beneficial for competitive exams too. Explore 30 + more Injectors MCQs at Bissoy

• Which of the following injectors requires large chamber volume for good combustion?
  ক

  Sheet injector

  খ

  Showerhead injector

  গ

  Impinging-stream-type injector

  ঘ

  Multiple-hole injector
• Non-impinging injector is also called as _________ injector.
  ক

  showerhead

  খ

  multiple-hole

  গ

  doublet

  ঘ

  like-on-like
• Which of the following can cause afterburning?
  ক

  Complete combustion

  খ

  Dribbling flow

  গ

  Sloshing in propellant tank

  ঘ

  Use of cold gas propellant system
• To make a sharp, abrupt start to fuel injection _________ is used.
  ক

  pop valve

  খ

  check valve

  গ

  safety valve

  ঘ

  anti-dribble valve
• The flow through injector manifold after the main valves are shut is called as ______
  ক

  dribble flow

  খ

  main flow

  গ

  bleed flow

  ঘ

  pipe flow
• A small manifold volume of an injector results in ________ and ________
  ক

  less dribble; heavier injector

  খ

  more dribble; heavier injector

  গ

  less dribble; lighter injector

  ঘ

  more dribble; lighter injector
• A large complex manifold of an injector allows ________ and ________
  ক

  high flow velocities; good distribution of flow over the chamber cross-section

  খ

  low flow velocities; good distribution of flow over the chamber cross-section

  গ

  high flow velocities; poor distribution of flow over the chamber cross-section

  ঘ

  low flow velocities; poor distribution of flow over the chamber cross-section
• _________ helps in the distribution of propellant from the injector inlet.
  ক

  Injector hole pattern

  খ

  Turbopump

  গ

  Preburner

  ঘ

  Gas generator cycle
• The process by which liquids are broken into small droplets is called __________
  ক

  atomization

  খ

  vaporization

  গ

  disintegrator

  ঘ

  pulverization
• The carburetor of an internal combustion engine has a similar function as __________
  ক

  injector

  খ

  thrust chamber

  গ

  nozzle

  ঘ

  propellant tank