ECS Test Question
what action should you take if a workmate gets an electric shock? - Answer -Cut off the power and call
for help.
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? - Answer -Isolation of the individual circuit breaker or
fuse.
What maximum AC voltage which the human body can withstand without long term physiological
effects in dry conditions? - Answer -50vAC
When should Electrical installations on construction sites be periodically inspected and tested. - Answer
-Every 3 Months
What is considered to be the maximum nominal voltage for portable hand-held tools on construction
sites? - Answer -110Vac
Where mains voltage is used to supply portable equipment, what additional protection is
recommended? - Answer -Residual Current Device (RCD)
What action should you take if an electric drill cuts out while you are using it? - Answer -Remove it from
use and tell your supervisor.
, A residual current device is designed to operate in the event of one of the following: - Answer -Earth
Fault Condition
What colour power outlet on a portable generator would supply 110 volts? - Answer -Yellow
How often should user (visual) checks be carried out on portable electrical equipment? - Answer -Every
Time Before Use.
The nominal single phase voltage in the UK is? - Answer -230Vac
Test instruments used for working on electrical systems should have what? - Answer -Insulated Test
Probes.
The specific effects on the human body of a major electric shock are what? - Answer -Burns and cardiac
arrest.
When using an extension cable reel, which of the following statements is correct? - Answer -Do not
exceed the reeled or unreeled rating as appropriate.
Which of the following does the Electricity at Work (EAW) regulations apply to? - Answer -All persons
engaged for work purposes.
The normal procedure for working on electrical equipment should be which one of the following? -
Answer -Dead Working.
The FIRST step in the first aid procedure in the event of a person receiving an electric shock is what? -
Answer -Take steps to remove the person from the live source.
Exposure to what would most likely result in you contracting Weil's Disease? - Answer -Water
Who should provide the first aid box on your site? - Answer -Your Employer needs to provide you with
Emergency First Aid Facilities.
what action should you take if a workmate gets an electric shock? - Answer -Cut off the power and call
for help.
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? - Answer -Isolation of the individual circuit breaker or
fuse.
What maximum AC voltage which the human body can withstand without long term physiological
effects in dry conditions? - Answer -50vAC
When should Electrical installations on construction sites be periodically inspected and tested. - Answer
-Every 3 Months
What is considered to be the maximum nominal voltage for portable hand-held tools on construction
sites? - Answer -110Vac
Where mains voltage is used to supply portable equipment, what additional protection is
recommended? - Answer -Residual Current Device (RCD)
What action should you take if an electric drill cuts out while you are using it? - Answer -Remove it from
use and tell your supervisor.
, A residual current device is designed to operate in the event of one of the following: - Answer -Earth
Fault Condition
What colour power outlet on a portable generator would supply 110 volts? - Answer -Yellow
How often should user (visual) checks be carried out on portable electrical equipment? - Answer -Every
Time Before Use.
The nominal single phase voltage in the UK is? - Answer -230Vac
Test instruments used for working on electrical systems should have what? - Answer -Insulated Test
Probes.
The specific effects on the human body of a major electric shock are what? - Answer -Burns and cardiac
arrest.
When using an extension cable reel, which of the following statements is correct? - Answer -Do not
exceed the reeled or unreeled rating as appropriate.
Which of the following does the Electricity at Work (EAW) regulations apply to? - Answer -All persons
engaged for work purposes.
The normal procedure for working on electrical equipment should be which one of the following? -
Answer -Dead Working.
The FIRST step in the first aid procedure in the event of a person receiving an electric shock is what? -
Answer -Take steps to remove the person from the live source.
Exposure to what would most likely result in you contracting Weil's Disease? - Answer -Water
Who should provide the first aid box on your site? - Answer -Your Employer needs to provide you with
Emergency First Aid Facilities.
