Circuits Review

What is the total resistance in a series circuit with three resistors of 2 ohms, 3 ohms, and 5 ohms?

• 10 ohms

• 9 ohms

• 5 ohms

• 15 ohms

In a series circuit, if the voltage across the battery is 12V and the total resistance is 4 ohms, what is the current flowing through the circuit?

• 48 A

• 3 A

• 0.33 A

• 8 A

If one of the bulbs in a series circuit burns out, what happens to the current in the circuit?

• It increases.

• It decreases.

• It remains the same.

• The circuit stops conducting.

A series circuit with a 4 Ω resistor and two 1 Ω resistors has a current of 2 A. What is the total voltage across the circuit?

• 3 V

• 12 V

• 6 V

• 8 V

The picture shows an electrical circuit. This circuit is a series circuit because: 

• It has 3 light bulbs.
• The same current flows through all three light bulbs.
• It uses a single battery.
• The electrical current has more than one path to flow through

What is the formula for calculating the total resistance in a series circuit?

This is an example of a _______ circuit

• open
• series
• parallel
• square

This is an example of a ______ circuit

• Series
• Parallel
• Open
• Dihexihedral

A material in which electrons are able to move easily

• Circuit
• Insulator 
• Resistance 
• Conductor 

A material in which electrons are not able to move easily 

• Circuit 
• Insulator 
• Resistance 
• Conductor