Name ________________________________________ Date __________ Period ________

Quiz: Circuits & Ohm’s Law C H A P T E R 3 5 : S E R I E S A N D P A R A L L E L C I R C U I T S

Directions: Answer the following questions showing all of your work to receive credit

Equations:

1. Draw a circuit schematic (diagram) to include a 48.0 V battery, an ammeter, and a resistance of 12.0 Ω in series. (5 points) 2. What is the reading on the ammeter in the circuit above? (2 points)

3. How much current flows through a radio speaker that has a resistance of 10.0 Ω when 220 V is impressed across the speaker? (2 points)

SERIES CIRCUITS

PARALLEL CIRCUITS

GENERAL EQUATIONS

4. The following questions pertain to the circuit diagramed to the right.

a. Lamp A reads a voltage of 1.5 V. What is the voltage of lamp B? (2 points) b. If the ammeters on both branches read the same amount, what does this tell you about the resistance of the two branches? (2 points)

5. Use the circuit diagram to the right to answer the following questions.

a. What is the current flowing through this series circuit if the total resistance is 6 Ω? (2 points) b. What would the voltage across each of the three bulbs be? (2 points)

6. Draw a circuit diagram showing three 8 Ω resistors connected in parallel and placed across a 24.0 V battery. (5 points)

a. What is the equivalent resistance of the parallel circuit? (2 points) b. What is the current through the entire circuit? (2 points)

c. What is the current through each branch of the circuit? (2 points)

12 V