MCQ quiz on Mechanical Engineering multiple choice questions and answers on Mechanical Engineering MCQ questions on Mechanical Engineering objectives questions with answer test pdf for interview preparations, freshers jobs and competitive exams. Professionals, Teachers, Students and Kids Trivia Quizzes to test your knowledge on the subject.

Mechanical Engineering Question and Answer

1. A unit consists Of closed vessel, economizer, super heater, water wall tubes and it producing steam as per requirement called.

  1. Boiler
  2. Power plant
  3. Steam generator
  4. l.c. engine

2. A source of energy is known as renewable source

  1. Fossil fuel
  2. Solar
  3. CNG
  4. All of the above

3. Work is considered positive when

  1. Work is done on the system
  2. work is done by the system
  3. both a and b
  4. none of the above

4. 1 inch is equals to how many centimeters?

  1. 2.5
  2. 2.46
  3. 2.54
  4. 2.58

5. 1 kg/cm2 =

  1. 0.981
  2. 9.81
  3. 98.1
  4. 981

6. A device which is used for pumping the water in boiler is

  1. Feed check valve
  2. Economi ser
  3. Injector
  4. Feed Pump

7. A device which is used for remove the impurities from the boiler is called

  1. Economizer
  2. Feed pump
  3. Injector
  4. Blow off cock

8. A system in which there is no transfer of mass across its boundaries is called

  1. Closed system
  2. Open system
  3. Isolated system
  4. None of this

9. Air vessel is used in

  1. Centrifugal Pump
  2. Vane pump
  3. Gear pump
  4. Single acting Reciprocating.

10. An isothermal process is governed by

  1. Boyles law
  2. Gay-Lussac law
  3. Charles law
  4. Avogadros law

MCQ Multiple Choice Questions and Answers on Mechanical Engineering

Mechanical Engineering Trivia Questions and Answers PDF Online

Mechanical Engineering Question and Answer

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