Exploring Series and Parallel Circuits

Calculate the total resistance in a series circuit with three resistors of 4 Ω, 6 Ω, and 10 Ω.

• 20 Ω

• 10 Ω

• 4 Ω

• 6 Ω

In a parallel circuit, if one branch has a resistance of 5 Ω and another branch has a resistance of 10 Ω, what is the total resistance of the circuit?

• 15 Ω

• 3.33 Ω

• 5 Ω

• 10 Ω

Using Ohm's Law, calculate the current flowing through a resistor of 8 Ω when the potential difference across it is 24 V.

• 2 A

• 3 A

• 4 A

• 6 A

Design a simple series circuit using a 9 V battery, a switch, and two resistors of 3 Ω and 6 Ω. What is the total current flowing through the circuit?

• 1 A

• 2 A

• 3 A

• 0.5 A

In a parallel circuit with a 12 V battery, if one branch has a 4 Ω resistor, what is the current through this branch?

• 3 A

• 4 A

• 6 A

• 12 A

Analyze a circuit with a 9 V battery, a switch, and two parallel resistors of 3 Ω and 6 Ω. What is the total current supplied by the battery?

• 1 A

• 2 A

• 3 A

• 4.5 A

Calculate the power used by a 5 Ω resistor when a current of 2 A flows through it.

• 10 W

• 20 W

• 15 W

• 25 W

Design a parallel circuit using a 12 V battery, a switch, and two resistors of 4 Ω and 8 Ω. What is the voltage across each resistor?

• 4 V

• 8 V

• 12 V

• 16 V

In a series circuit with a 12 V battery and three resistors of 2 Ω, 3 Ω, and 5 Ω, what is the voltage drop across the 3 Ω resistor?

• 2 V

• 3 V

• 4 V

• 6 V

Construct a series circuit using a 6 V battery, a switch, and two resistors of 2 Ω and 4 Ω. What is the power used by the 4 Ω resistor?

• 1 W

• 2 W

• 3 W

• 4 W