4th Class Boiler 1

50 Questions | Total Attempts: 216

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Boiler Quizzes & Trivia

Questions and Answers
  • 1. 
    One cubic metre is equal to:
    • A. 

      1 cubic decimetre

    • B. 

      100 cubic decimetres

    • C. 

      1000 cubic centimetres

    • D. 

      1000 litres

  • 2. 
    ONE WATT IS EQUAL TO?
    • A. 

      1 ampere

    • B. 

      1 coulomb

    • C. 

      1 joule/s

    • D. 

      1 newton metre

  • 3. 
    Which of the following numbers are integers: 1.15  2.10 3. 15   4.25
    • A. 

      1, 2 and 3

    • B. 

      1, 2, 3 and 4

    • C. 

      1, 3 and 4

    • D. 

      2, 3 and 4

  • 4. 
      Which of the following are prime numbers? 1. 2        4. 13 2. 5   3.7   5.29
    • A. 

      1, 2 , 3 and 5

    • B. 

      1, 3 and 4

    • C. 

      2, 3 and 4

    • D. 

      1, 2, 3 and 4

    • E. 

      1, 2, 3, 4 and 5

  • 5. 
    Solve: b2 x b-2
    • A. 

      B

    • B. 

      B4 + 1

    • C. 

      1

    • D. 

      -4b

    • E. 

      B4

  • 6. 
    Distance is:
    • A. 

      Always a vector quantity

    • B. 

      A scalar quantity

    • C. 

      Measured in a straight line

    • D. 

      Velocity /time

  • 7. 
    When a simply supported beam is loaded with a mass of 1 tonne acting at the centre of the beam, the reaction at each end of the beam is:
    • A. 

      0.4905 kN

    • B. 

      4.905 kN

    • C. 

      49.05 kN

    • D. 

      0.4905 kN

  • 8. 
    An example of a vector quantity is:
    • A. 

      Speed

    • B. 

      Velocity

    • C. 

      Distance

    • D. 

      Magnitude

  • 9. 
    Thermodynamics is that branch of physics which deals with:
    • A. 

      The measurement of heat

    • B. 

      The transfer of heat into other forms of energy

    • C. 

      The relationship between temperature and the electrical condition in metals

    • D. 

      The conversion of energy into heat

  • 10. 
    When the Fahrenheit reading is 312°F the Celsius reading is:
    • A. 

      148.6°C

    • B. 

      156.26°C

    • C. 

      155.5°C

    • D. 

      158.8°C

  • 11. 
    The temperature of a body is a measure of:
    • A. 

      The quality of heat in the body

    • B. 

      The quantity of heat in the body

    • C. 

      The quantity of cold in the body

    • D. 

      The quantity of electrons in the body

  • 12. 
    The evaporation of a liquid:
    • A. 

      Takes place at any temperature.

    • B. 

      Increases as the pressure upon the liquid increases.

    • C. 

      Is a physical change

    • D. 

      Is a chemical change.

  • 13. 
    Where more than one view is shown in a drawing,
    • A. 

      Width is common to the front and top views.

    • B. 

      Height is common to the front and side views.

    • C. 

      Depth is common to the top and side views.

    • D. 

      Hidden lines are used.

    • E. 

      All of the above

  • 14. 
    A power plant log book:
    • A. 

      Should record all important events which occur during a shift and be signed by the person in charge of the shift

    • B. 

      Should record only start up and shut down dates of equipment

    • C. 

      Should not include information which is recorded elsewhere

    • D. 

      Should be maintained and signed by the chief engineer only

  • 15. 
    Section 7, "Rules for Care of Power Boilers" of the ASME Code Book are:
    • A. 

      Rules that are strictly enforced by the ASME

    • B. 

      Suggested rules to promote safety in boiler operation

    • C. 

      Applicable only to large high pressure boilers

    • D. 

      Rules developed to produce best economy of operations

  • 16. 
    When working inside a boiler the maximum voltage of the lights you must use is:
    • A. 

      12 volts

    • B. 

      220 volts

    • C. 

      110 volts

    • D. 

      220 volts or less provided you are grounded

  • 17. 
    A safety committee is responsible for:
    • A. 

      Repairing safety devices on equipment

    • B. 

      Supplying special courses

    • C. 

      Setting down the safety policy of the plant

    • D. 

      Promoting all safety aspects in the plant

  • 18. 
    Power house accidents may involve electrical or mechanical hazards. To reduce mechanical hazards the operator should:
    • A. 

      Open all valves as quickly as possible to increase pressure

    • B. 

      Shut all valves as quickly as possible to maintain pressure

    • C. 

      Open and shut all valves under full load to minimize leakage

    • D. 

      Open and shut all valves slowly, allowing pressure to equalize

  • 19. 
    A lock-out procedure for a boiler, pressure-vessel, pump or electrical equipment being repaired or serviced is to:
    • A. 

      Lock and tag the control device in an inoperative position

    • B. 

      Lock only the main disconnect so that repairs can be performed

    • C. 

      Lock and tag only equipment that can be remotely started

    • D. 

      Tag and lock equipment but leave key in main office so that maintenance can be performed

  • 20. 
    M.S.D.S. means;
    • A. 

      Material Specification Data System

    • B. 

      Material Safety Data Sheet

    • C. 

      Manufacturers Safety Data Sheet

    • D. 

      Manufacturers Specification Data Sheet

  • 21. 
    Three different extinguishing media used on fires are:
    • A. 

      Dry powder, foam, oxygen.

    • B. 

      Water, dry powder, carbon dioxide.

    • C. 

      Dry powder, carbon monoxide, water.

    • D. 

      Foam, water, sulphur dioxide.

  • 22. 
      Which of the following extinguishers would ordinarily be used to combat a class "C" fire? 1. carbon dioxide 3. dry chemical 2. foam 4. Water
    • A. 

      1, 2

    • B. 

      1, 4

    • C. 

      1, 3

    • D. 

      2, 4

  • 23. 
    You notice one of the men you are working with lying on the ground. If you find that his breathing has stopped you would:
    • A. 

      Give him something to drink and then send for help

    • B. 

      Start artificial respiration immediately and summon help

    • C. 

      Send for a doctor

    • D. 

      Cover him with a blanket and run for help

  • 24. 
    The first action of plant personal upon finding an unplanned environmental excursion is:
    • A. 

      Report the incident to OH&S

    • B. 

      Report the incident to Provincial Environmental Authorities

    • C. 

      Report the incident to E.R.C.B.

    • D. 

      Minimize and control the release

  • 25. 
    The most proficient method of dealing with environmental impacts due to wastes is to:
    • A. 

      Avoid the generation of hazardous waste

    • B. 

      Ensure it conforms with Transport of Dangerous Goods Act

    • C. 

      Ensure that disposal of material waste conforms with required legislation

    • D. 

      Conduct periodic inspections of the company used to dispose of hazardous waste

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