Electrical wiring

What is Electrical wire use for

• To allow electricity to run through to connect to appliances

• To give people electrical shocks

• to walk dogs

• to make explosions

why are wires colour coded

• To make them look pretty

• To look like a rainbow

• To identify positives and negative wires for circuit connections

• So they look different

why are electrical cables covered with insulation

• to keep your hands clean

• so the wire doesn't get dirty.

• So you can hold the wire

  , make connections and not get electrocuted.

• It looks better than copper

Why do we strip the end of wires taking the insulation away.

• to collect the insulation

• to go fishing

• It looks neat.

• To enable a electrical connection to provide electricity.

what is one of the tools mostly used by Electricians

• Bull nose pliers

• elastic bands

• a car jack

• a clothes line

Are there different size electrical cables used for power?

• No one cable is used for everything.

• Only big cables.

• just little cables

• there are multiple sizes of electrical cable used for carrying different power needs

what volts do we use for power in Australia?

• 240volts.

• 120volts

• 180volts.

• 20volts

2.5mm Twin and earth cable is used for general power appliances in normal houses

• true

• false

• only in winter

• never

If there are cuts in cables that we plug into power points safe?

• as long as you don't touch them.

• if your wrap it with a towel.

• it is faulty and unsafe to use.

• push it under the carpet its ok.

Is earth leakage circuit breakers a safeguard when using electricity?

• yes for all electricity circuits.

• no not needed

• only at night

• when your washing clothes.