level 3 mock test question. Please HELP!

[cos]

State six stages of prperation necessary b4 work can b safely carried out on existing electricial installation.

 

[Amp David]

Stage one is always make sure you have a brew in your hand LOL!

 

[Paul.M]

Not in any order.

Risk assessment of the area.
Identify safe exits.
Locate fire extinguishers.
Know where the first aid station is and who is the first aiders.
Wear appropriate PPE for the task.
Ensure all hand tools are safe to use (eg insulated screw drivers have their insulation intact)
Power tools have got a PAT cert within a year.
All power cords and plugs are not damaged.
Inform others that you are working in that area.

Take your pick.

 

[kamkam]

risk assessment
permit to work
correct ppe
tools and test equipment in good working order (in calibration etc)
competent to carry out the task
safe isolation

 

[dogra]

state one standard of voltage for each of following grid system,secondary transmission system,supply to industry, ditribution network,commercial ditribution, domestic supply

 

[kamkam]

Supply 25Kv
Stepped up for transmission to 400/275Kv
then stepped down for the following
Heavy Industry 33Kv
Light Industry 11Kva
Shops/houses 400/230v