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

Black

Answer

Blue

Answer

Red

Question 2

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

Accepted Answer

Transformer

Answer

Circuit breaker

Answer

Residual current device

Answer

Step-down generator

Question 3

What do the letters SWL stand for?

Accepted Answer

Safe working load

Answer

Safe working level

Answer

Satisfactory weight limit

Answer

Satisfactory working limit

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

Tie all light-weight objects to the hand rails of the basket

Answer

Wear a safety harness and clip it to the structure that you are working on

Answer

Wear an extra layer of clothing to keep warm

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

The electric current can cause a slight tingling in the fingers

Answer

The electric current can cause burn marks on the fingers

Answer

The electric current can cause the finger muscles to twitch

Question 6

Which of the following do the Electricity at Work (EAW) regulations apply to?

Accepted Answer

All persons engaged for work purposes

Answer

Employees only

Answer

Employers only

Answer

Self-employed persons only

Question 7

In accordance with the Electricity at Work regulations, when considering whether to work live a responsible person should:

Accepted Answer

Carry out a risk assessment

Answer

Do as the client demands

Answer

Only work dead

Answer

Only work live

Question 8

When is live working permissible?

Accepted Answer

When it is unreasonable in all circumstances for the equipment to be made dead and suitable precautions are taken

Answer

When the means of isolation cannot be identified

Answer

When the person carrying out the work is a competent person

Answer

When the person working on the equipment is wearing rubber gloves

Question 9

With regard to the effect of electrical current on the human body, one of the following is correct:

Accepted Answer

A 30mA Residual Current Device (RCD) should prevent a person from receiving a fatal electric shock.

Answer

A 3 amp fuse should prevent a person receiving a fatal electric shock

Answer

A 5 amp rewireable fuse should prevent a person from receiving a fatal electric shock

Answer

A 6 amp circuit breaker should prevent a person receiving a fatal electric shock

Question 10

What is the preferred nominal voltage for portable hand tools on construction sites?

Accepted Answer

110 volts

Answer

12 volts

Answer

230 volts

Answer

24 volts