Series Circuits Quiz

What is true about the current in components connected in series?

• The current is different through each component.

• The current is the same through each component.

• The current is zero through each component.

• The current doubles through each component.

How is the total potential difference of the power supply distributed in a series circuit?

• It is concentrated in one component.

• It is shared between the components.

• It is not used at all.

• It is doubled in each component.

What is the formula for the total resistance in a series circuit with two components?

• R_total = R1 - R2

• R_total = R1 / R2

• R_total = R1 + R2

• R_total = R1 * R2

What is the unit of resistance?

• Volts

• Amps

• Ohms

• Watts

In a series circuit, if R1 is 5 ohms and R2 is 10 ohms, what is the total resistance?

• 15 ohms

• 5 ohms

• 10 ohms

• 50 ohms

What happens to the total resistance if more components are added in series?

• It decreases.

• It remains the same.

• It increases.

• It becomes zero.

Which of the following is NOT true for components in series?

• The current is the same through each component.

• The total resistance is the sum of individual resistances.

• The potential difference is shared.

• The total resistance is the product of individual resistances.

What is the symbol for the units of resistance?

• V

• A

• Ω

• W

In a series circuit, if the total resistance is 20 ohms and one component has a resistance of 8 ohms, what is the resistance of the other component?

• 12 ohms

• 8 ohms

• 20 ohms

• 28 ohms