Free ECS Technical and Manual Handling Operations Questions and Answers

Question 1

A portable electric generator on site has two power outlets, 110 volts and 230 volts. What colour would the 110-volt outlet be?

Accepted Answer

Yellow

Answer

Explanation:
Yellow is the usual colour of cables, socket outlets, plugs, transformers etc which are used with a 110-volt supply.

Question 2

What is most commonly used to reduce 230 volts to 110 volts on site?

Accepted Answer

Transformer

Answer

Explanation:
A transformer, usually coloured yellow, will transform 230 volts (mains voltage) down to a relatively safe 110 volts.

Question 3

What do the letters SWL stand for?

Accepted Answer

Safe working load

Answer

Explanation:
Machinery and accessories for lifting loads should be clearly marked to indicate their safe working loads.

Question 4

You have been asked to operate a cherry-picker (mobile elevated work platform) when it is very windy. What should your FIRST consideration be?

Accepted Answer

Does the wind speed make it unsafe to use the machine

Answer

Explanation:
The priority in safety is eliminating risk at source - in this case by not working in dangerous conditions - rather than trying to stay safe by using protective equipment.

Question 5

What is the most serious effect that electric shock can have if you come into contact with a live part?

Accepted Answer

The electric current can cause the heart to stop, resulting in death

Answer

Explanation:
Contact with live electrical parts can be fatal. If you do not know otherwise, always assume that electrical parts are live.

ECS - Electrotechnical Certification Scheme Practice Test

ECS - Electrotechnical Certification Scheme Practice Test

Free ECS Technical and Manual Handling Operations Questions and Answers