Fleet Electrical Safety Rules Test -electrical Operator

40 Questions | Total Attempts: 45

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Fleet Electrical  Safety Rules Test -electrical Operator

This competancy assessment may be used to assess the competancies required by an electrical person.


Questions and Answers
  • 1. 
    The size of an electric shock current is related to the......
    • A. 

      Applied voltage

    • B. 

      Body resistance

    • C. 

      Both applied voltage and body resistance

  • 2. 
    The Insulation resistance value of a machine falls.....
    • A. 

      At low temperature

    • B. 

      At high temperature

    • C. 

      At both low and high temperature both

  • 3. 
    Insulation and vibration testing are part of .....
    • A. 

      Break down maintenance

    • B. 

      Condition monitoring

    • C. 

      Planned maintenance

  • 4. 
    Infrared Thermography inspection (IRT) cannot help in detecting.....
    • A. 

      High electrical resistance and high loading

    • B. 

      Energised ground cables, open circuits and short circuits

    • C. 

      Dynamic unbalance of a rotating machine

  • 5. 
    Infrared Thermography  inspection (IRT) can be carried out by
    • A. 

      Any electrical person provided he or she knows how to use IRT camera and asked to do so.

    • B. 

      Any electrical person provided he or she knows to use IRT camera and wears proper PPE.

    • C. 

      Only by approved contractors (i.e.Yellotec)

  • 6. 
    . Which statements are correct?
    • A. 

      A risk assessment must be prepared before performing any electrical work

    • B. 

      A risk assessment does not need to be documented for simple tasks such as changing a light fitting

    • C. 

      Risk assessments are only necessary for live work

  • 7. 
    . In which circumstances are contact with electricity most likely to be harmful.
    • A. 

      Touching a 24 V dc battery terminal with hand.

    • B. 

      Using a faulty 110V ac power tool in a damp environment

    • C. 

      Using a faulty 240Vac power tool with RCD.

  • 8. 
    Which statement is correct?
    • A. 

      There is no directly defined boundary between a safe voltage and a dangerous voltage.

    • B. 

      Voltage between 110V are considered safe

    • C. 

      Voltages over 440V are especially dangerous.

  • 9. 
    Who is allowed to open live electrical panels?
    • A. 

      Any ship’s engineer.

    • B. 

      A qualified electrical person.

    • C. 

      A qualified electrical person wearing appropriate PPE.

  • 10. 
    EPTW is not required for replacing lamps in luminaries installed in:
    • A. 

      Pump room

    • B. 

      Engine room and accommodation places.

    • C. 

      Motor room

  • 11. 
    Isolation means:
    • A. 

      Physical separation from all sources of supply.

    • B. 

      Physical separation from all sources of supply and application of safety locks and caution notices to prevent electrical equipment being made live in error.

    • C. 

      Disconnection from live conductors by an open isolator.

  • 12. 
    The smoke detector Ion Chambers should never be disposed of by crushing or burning (incinerating) because these contain:
    • A. 

      Explosive material.

    • B. 

      Radioactive material

    • C. 

      Non-ionizing radiation source.

  • 13. 
    . A voltage not exceeding 1kVAC is
    • A. 

      Medium Voltage (MV)

    • B. 

      Low Voltage (LV)

    • C. 

      High Voltage (HV)

  • 14. 
    What is meant by being intrinsically safe?
    • A. 

      Electric wiring executed by approved manufacture?

    • B. 

      Product having a special wiring system?

    • C. 

      Cannot produce enough energy to ignite a gas (explode)?

  • 15. 
    Zone 0 is a Hazardous area:
    • A. 

      An area in which an explosive gas/air mixture is likely to occur in normal operation.

    • B. 

      In which an explosive gas/air mixture is continuously present, or present for long periods.

    • C. 

      None of the above

  • 16. 
    Arching faults are most likely to occur:
    • A. 

      During circuit breaker insertion

    • B. 

      During circuit breaker removal

    • C. 

      During circuit breaker removal or insertion and during switching operations.

  • 17. 
    Arc Flash energy is generally much higher:
    • A. 

      Away from the source of power generation.

    • B. 

      Equal at all panels.

    • C. 

      Close to the source of power generation.

  • 18. 
    Portable electrical equipment is:
    • A. 

      Battery powered devices carried on the person for own use

    • B. 

      Equipment connected by a cable through a plug and receptacle to the ships electrical power system.

    • C. 

      Any appliance that is hand held or can be moved whilst connected to an electricity supply via a lead and plug is classed as portable.

  • 19. 
    Start or stop an electric generator set from a remote control station can be performed by:
    • A. 

      Electrical Person

    • B. 

      Electrical Operator

    • C. 

      Both of them may perform this routine.

  • 20. 
    Work on electrical equipment operating on a nominal 24 V installed in non hazardous area can be performed by:
    • A. 

      Electrical Operator

    • B. 

      Electrical Person LV and electrical person MV

    • C. 

      A & B

  • 21. 
    What will you do if you are told to operate unknown mechanical equipment?
    • A. 

      Do not operate the machine, but read the manual before reporting to the head of your department

    • B. 

      Seek advice from your superior before attempting to operate it.

    • C. 

      As time is money, the trial and error method shall be used.

  • 22. 
    Portable electrical tools are not suitable for use in:
    • A. 

      Accommodation areas.

    • B. 

      All non-accommodation areas.

    • C. 

      In hazardous areas.

  • 23. 
    Electrical test Equipments for use on STASCO managed vessels:
    • A. 

      Can be from any Maker supplied through RS Components.

    • B. 

      Should be selected from the list approved by the managing office (OTS/332).

    • C. 

      Should be from quality manufacturer and expensive.

  • 24. 
    Live working on medium voltage systems is:
    • A. 

      Permitted under special circumstances provided suitable PPE is worn.

    • B. 

      Permitted only if the work is carried out by Electrical Person (MV).

    • C. 

      Strictly forbidden in all circumstances.

  • 25. 
    Risk assessments are carried out in order to:
    • A. 

      Meet a legal requirement under the Health and Safety Regulations.

    • B. 

      To identify the extent of hazards in the work place and to put control measures to reduce or eliminate the hazard.

    • C. 

      A & B

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