Electronic Components For Grade 8

Which electronic component stores electrical charge?

• Transistor

• Resistor

• Capacitor

• Diode

What is the purpose of a resistor in an electronic circuit?

• The purpose of a resistor is to amplify current in a circuit.

• Resistors are only used in digital circuits, not analog circuits.

• Resistors are used to store energy in electronic circuits.

• The purpose of a resistor in an electronic circuit is to limit the flow of current and voltage levels.

What is the function of a diode in a circuit?

• To store electrical energy

• To generate heat in the circuit

• To amplify the current flow

• To allow current to flow in one direction only

What type of component can amplify or switch electronic signals?

• Transistor

• Resistor

• Capacitor

• Diode

Which component resists changes in current flow?

• Resistor

• Inductor

• Capacitor

• Transistor

What is the main function of an integrated circuit?

• Driving cars

• Cooking food

• Perform various functions within electronic devices

• Playing music

What provides power to electronic devices?

• Hydrogen fuel cells

• Electricity

• Solar power

• Wind energy

What component is used to step up or step down voltage in a circuit?

• Inductor

• Resistor

• Transformer

• Capacitor

Which component is designed to protect a circuit from overcurrent?

• Capacitor

• Fuse

• Resistor

• Transistor

What type of diode emits light when current flows through it?

• UV LED

• OLED

• LCD

• LED