Ohm's Law & Series and Parallel Circuits

Use Ohm's Law to calculate the voltage in a circuit with a current of 3 A and a resistance of 20 Ω.

• 23 V

• 60 V

• 6.67 V

• 0.15 V

Use Ohm's Law to calculate the current in a circuit with a voltage of 12 V and a resistance of 10 Ω.

• 1.2 A

• 120 A

• 22 A

• 0.83 A

Use Ohm's Law to calculate the resistance in a circuit with a voltage of 12 V and a current of 0.255 A.

• 47 Ω

• 3.06 Ω

• 0.02125 Ω

• 12.255 Ω

Tags

NGSS.MS-PS2-3

Which of the following statements regarding the circuit diagram is correct?

• This is a series circuit with a closed switch.

• This is a series circuit with an open switch.

• This is a parallel circuit with a closed switch.

• This is a parallel circuit with an open switch.

Which of the following statements regarding the circuit diagram is correct?

• This is a series circuit with a closed switch.

• This is a series circuit with an open switch.

• This is a parallel circuit with a closed switch.

• This is a parallel circuit with an open switch.

Which statement regarding the light bulbs in the circuit diagram shown is correct. If the middle globe blows or is unscrewed

• the light on the left will stay on and the light on the right will do out.

• the light on the left will go out on and the light on the right will stay on.

• both of the other lights will go off.

• both of the other lights will stay on.

Which statement regarding the light bulbs in the circuit diagram shown is correct. If switch at the top is opened

• the light on the bottom will go out.

• the light on the bottom will stay on.

• the middle light will go on.

• all three lights will go off.

In the circuit diagram shown, the electrical current

• is 2 A at all points of the circuit.

• is 1 A across each light globe.

• is 1 A in the first globe and 2 A in the second globe.

• is 3 A across each light globe.

In the circuit diagram shown, the electrical voltage

• is 3 V across each globe and 6 V at the power supply.

• is 6 V across each globe and 6 V at the power supply.

• is 2 V across each globe and 2 V at the power supply.

• is 2 V across each light globe. and 6 V at the power supply.

In the circuit diagram shown, the electrical current

• is 2 A at all points in the circuit.

• is 1 A through each globe and 2 A leaving and entering the power supply.

• is 3 A at all points in the circuit.

• is 3 A through each globe and 6 A leaving and entering the power supply.