Test Quiz ECS Card – Electrotechnical
You should have an understanding of:
• The effects of electric current on the body
• The types of socket outlets used on construction sites
• The need for persons working on electrical systems to be competent to do so
• The use of residual current devices for additional protection against electric shock
• Safe isolation procedures when working on electrical systems and equipment
• Only working ‘live’ in exceptional circumstances
• Safe working with optical fibres
Your job involves you working near to hanging electrical cables which have bare ends. What should you do?
When is live working permissible?
The Electricity at Work Regulations apply to:
Which of the following should be used to prove a circuit or equipment is dead after isolation?
With regard to the effect of electrical current on the human body, one of the following is correct:
Why should the end of an optical fibre cable never be pointed towards your own or anyone else’s eyes?
The lowest level of electrical current which can harm the human body is normally measured in:
Under the Electricity at Work Regulations, live working is considered:
The nominal single phase voltage in the UK is?
An electrical Permit to Work is primarily a statement that:
What action should you take if a workmate gets an electric shock?
Which of the following work procedures on electrical systems will always require a permit-to-work to be issued?
A residual current device is designed to operate in the event of one of the following:
Where there is no local means of isolation for equipment or circuits to be worked on, which of the following is the preferred method of isolation?
To prove a circuit or equipment is dead after isolation what is the FIRST activity in the sequence of events?
Which of the following would you use to replace the fuse in a plug if fuses were NOT available?
Test instruments used for working on electrical systems should:
Which of the following does the Electricity at Work (EAW) regulations apply to?
The Electricity at Work Regulations require that:
What colour cable USUALLY signifies 110 volt power supply on site?
The use of a multi-lock hasp with the appropriate number of padlocks is a recommended method of safe isolation where:
Which of the following is not a suitable means of isolating a circuit?
A portable electric generator on site has two power outlets, 110 volts and 230 volts. What colour would the 110 volt outlet be?
The probes of voltage detectors and test instruments used on electrical systems should be:
For all live working activities it is necessary to:
The maximum AC voltage which the human body can withstand without long term physiological effects in dry conditions is:
In accordance with the Electricity at Work regulations, when considering whether to work live a responsible person should:
Where mains voltage is used to supply portable equipment on a construction site, what additional protection is required?
Electrical installations on construction sites should be periodically inspected and tested:
What is the most serious effect that electric shock can have if you come into contact with a live part?
Which of the following statements is true with regard to the dangers of electricity?
Which of the following is not a requirement of low voltage safe isolation practice?
Optical fibre cable remnants should not be left lying around on site because:
Which of the following procedures should be used when more than one person will be working on circuits supplied from a distribution board which has been switched off?
The specific effects on the human body of a major electric shock are one of the following:
The normal procedure for working on electrical equipment should be which one of the following?
Please share this quiz to view your results .