Electricity

Question 1

What are the two different types of electricity?

Answer 1

Direct Current (DC)Alternating Current (AC)

Question 2

What is the range of low voltage?

Answer 2

Between 50 and 1000 volts

Question 3

What is classified as high voltage?

Answer 3

Greater than 1000 volts

Question 4

When a live electrical supply is involved at an incident, how can the risk of electrocution be removed?

Answer 4

Isolate the supply

Question 5

What is a capacitor

Answer 5

An electrical component used to store electrical energy for some time after the supply of electricity has been shut down

Question 6

What protection do the rubber electrical gloves on appliances offer?

Answer 6

Up to 3,300 volts.

Question 7

Domestic premesis such as houses and flats are likely to be supplied with how many volts of electricity?

Answer 7

230 volts

Question 8

Commercial properties such as shops and farms are likely to be supplied with how many volts of electricity?

Answer 8

400 volts

Question 9

What is the safe distance when working on electrical authority equipment when using a hand held hose?

Answer 9

20m

Question 10

What is the safe distance when working on electrical authority equipment when using a ground monitor

Answer 10

30m

Question 11

What is the safe distance when working on electrical authority equipment when on an aerial appliance in training

Answer 11

20m

Question 12

What is the safe distance when working on electrical authority equipment when on an aerial appliance when working without hose

Answer 12

10m