Electrical systems

Which of the following appliances converts electrical energy to kinetic energy?

• rice cooker

• television

• table lamp

• electric fan

Which of the following is a unit for voltage?

• ampere

• multimeter

• ohm

• volt

Which of the following can be used to measure current?

• ampere

• ammeter

• resistor

• voltmeter

Which of the following is an electrical conductor?

• wooden block

• pencil lead

• plastic bag

• rubber band

When the resistance in the circuit is decreased, the current flowing in the circuit will ....................

• decrease

• increase

• stay the same

Which of the following is likely to have the lowest resistance?

• copper wire

• glass rod

• plastic bag

• rubber band

Which component helps to limit current flow?

• fuse

• lamp

• switch

• resistor

Which of the following can be used to measure resistance in a circuit?

• ammeter

• voltmeter

• multimeter

• resistor

What does this symbol represent?

• ammeter

• fixed resistor

• switch

• lamp

How does the current flow in a circuit?

• from negative terminal of the battery to the positive terminal of the battery

• from positive terminal of the battery to the negative terminal of the battery