Compressors MCQs with answers Page - 1

Here, you will find a collection of MCQ questions on Compressors. Go through these questions to enhance your preparation for upcoming examinations and interviews.

To check the correct answer, simply click the View Answer button provided for each question.

Have your own questions to contribute? Click the button below to share your MCQs with others!

+ Add Question

A

Admin • 799.53K Points
Coach

Q. 1 m of air at atmospheric condition weighs approximately

  • (A) 0.5 kg
  • (B) 1.0 kg
  • (C) 1.3 kg
  • (D) 2.2 kg

A

Admin • 799.53K Points
Coach

Q. A centrifugal compressor works on the principle of

  • (A) conversion of pressure energy into kinetic energy
  • (B) conversion of kinetic energy into pres¬sure energy
  • (C) centripetal action
  • (D) generating pressure directly

A

Admin • 799.53K Points
Coach

Q. A closed gas turbine in which fuel is burnt directly in the air is not possible because of

  • (A) high pressure ratio
  • (B) increasing gas temperature
  • (C) high specific volume
  • (D) paucity of 02.

A

Admin • 799.53K Points
Coach

Q. A compressor at high altitude will draw

  • (A) more power
  • (B) less power
  • (C) same power
  • (D) more/less power depending on other factors

A

Admin • 799.53K Points
Coach

Q. A gas turbine used in air craft should have

  • (A) high h.p. and low weight
  • (B) low weight and small frontal area
  • (C) small frontal area and high h.p.
  • (D) high speed and high h.p.

A

Admin • 799.53K Points
Coach

Q. A jet engine works on the principle of conservation of

  • (A) Mass
  • (B) Energy
  • (C) Flow
  • (D) Linear momentum

A

Admin • 799.53K Points
Coach

Q. A rocket engine for the combustion of its fuel

  • (A) carries its own oxygen
  • (B) uses surrounding air
  • (C) uses compressed atmospheric air
  • (D) does not require oxygen

A

Admin • 799.53K Points
Coach

Q. A rocket works with maximum overall efficiency when air craft velocity is equal to the

  • (A) jet velocity
  • (B) twice the jet velocity
  • (C) half the jet velocity
  • (D) average of the jet velocity

A

Admin • 799.53K Points
Coach

Q. A simple turbo-jet engine is basically

  • (A) a propeller system
  • (B) gas-turbine engine equipped with a propulsive nozzle and diffuse
  • (C) chemical rocket regine
  • (D) ram-jet engine

A

Admin • 799.53K Points
Coach

Q. Actual compression curve is

  • (A) same as isothermal
  • (B) same as adiabatic
  • (C) better than isothermal and adiabatic
  • (D) in between isothermal and adiabatic

Add MCQ in this Category

If you want to share an MCQ question in this category, it's a great idea! It will be helpful for many other students using this website.

Share Your MCQ

Browse Categories

Click on category to learn MCQs of that category.