Series Circuits

Ohm's Law is equal to...

• V=I/R

• V=1/IR

• V=IR

What is the total resistance in this series circuit?

Which resistor has the most current going through it?

• all the same

What is the total resistance of the circuit?

What is the total current of the circuit, if the total resistance is 9Ω?

• 2A

• 1A

• 0.33A

• 3A

If the total current is 1A, what is the current going through the middle resistor?

• 2A

• 1A

• 0.33A

• 3A

What is the voltage drop on the middle resistor, if the current is 1A?

• 1V

• 3V

• 5V

• 4V

If bulb A uses 4 volts and bulb B uses 3 volts. How much voltage would bulb C use?

• 1V

• 2V

• 3V

• 4V

If the current is 15 A and the resistance is 4Ω, what is the voltage on the battery?

• 40V

• 30V

• 50V

• 60V

If the voltage is 100V and the current is 20A, what is the resistance of the circuit?