EWIS LB

What is the most suitable material to conduct

electricity?

• copper

• nickel

What does circuit letter A stand for?

• Autopilot

• aluminum

What is used to manually open or close an electric

circuit?

• switch

• bulb

What should you do first when witnessing someone

receiving an electric shock?

• Shout and ensure your own safety

• -

What component allows current to flow in only one

direction?

• diode

• -

Which material is unsafe to use when removing

someone from an electric shock?

• metal

• -

The letter W in circuit identification stands for:

• weight

• warning

What component automatically disconnects the circuit when overloaded and can be reset?

• Circuit breaker

• -

What is the function of a busbar?

• Distribute large electrical power

• -

What circuit letter is used for lighting?

• L

• W