Operating of electrical installation

Which of the following does NOT describe non-electrical work?

NB! There is more than one correct answer!

• work near construction

• testing and measuring

• repairing

• replacing and maintenance

• excavation

Which of the following is NOT related to live-working?

NB! There is more than one correct answer!

• testing and measurement

• replacing and maintenance

• reaching into live working zone with parts of your body

• reaching into live working zone with tools or devices

• inspecting

Which of the following defines a skilled person?

NB! There is more than one correct answer!

• relevant education and knowledge

• relevant experience

• can avoid hazards with electricity

• is adequately advised by another person

• has no relevant experience

Electrical installation is ...

NB! There is more than one correct answer!

• all the equipment used for repairing

• all the equipment used for generation of electrical energy

• all the equipment used for maintenance

• all the equipment used for using electrical energy

Which of the following is NOT related to notifications?

NB! There is more than one correct answer!

• verbal messages and instructions

• messages and instructions in writing

• messages and instructions in writing associated with operation of any electrical installation

• verbal messages and instructions associated with any electrical installation

Which of the following defines vicinity zone?

• a limited outside the live working zone

• a limited space outside the work location

• a limited space outside the work location and the live working zone

• a limited space inside the live working zone

• a limited space inside the work location

Which of the following provides protection of equipment against certain external influences?

• enclosure

• frame

• fence

• barrier

To disconnect completely a device or circuit from other devices or circuits is to ...

• isolate

• insulate

• install

• operate

High voltage ...

• normally exceeds 1000V a.c. or 1500V d.c.

• normally doesn't exceed 50 V a.c. or 120 V d.c.

• is typically 120 V or less

A device used to identify the presence or the absence of the operating voltage is ...

• voltage detector

• resistance detector

• amplifier

• stud finder

• earth ground tester