Circuit Questions Quiz

Which of the following is true about a series circuit?

• If one component stops working, the rest continue to work.

• Components are connected in multiple paths.

• If one component stops working, the entire circuit stops working.

• Components get full voltage from the power source.

In a parallel circuit, what happens if one bulb burns out?

• All the bulbs stop working.

• The other bulbs remain lit.

• The voltage decreases.

• The current stops flowing.

What does a resistor do in a circuit?

• Provides power to the circuit.

• Increases the flow of electrons.

• Slows down the flow of electricity.

• Allows electricity to flow only when closed.

Which component of a circuit is responsible for opening or closing the circuit?

• Battery

• Resistor

• Switch

• Fuse

What is voltage?

• The flow of electrons.

• The opposition to the flow of electricity.

• The force that pushes electrons through the circuit.

• The safety device in a circuit.

In which type of circuit do the components share voltage?

• Series Circuit

• Parallel Circuit

• Open Circuit

• Closed Circuit

What happens to the current in a circuit when the resistance increases?

• The current increases.

• The current decreases.

• The current stays the same.

• The current flows backward.

What happens to the brightness of bulbs in a series circuit when more bulbs are added?

• The brightness increases.

• The brightness stays the same.

• The brightness decreases.

• The brightness fluctuates.

Which circuit diagram represents a series circuit?

• A single loop with a battery and two bulbs in a line.

• Two loops, each with a bulb connected to the battery.

• A battery and multiple branches with separate bulbs.

• None of the above.

What is the role of the fuse in a circuit?

• To slow down the flow of electricity.

• To break the circuit if too much current flows.

• To push electrons through the circuit.

• To allow electricity to flow in one direction.