Ohm's law specifies the relationship between voltage (V), current (I), and resistance (R) in an electrical circuit: V = IR.
Use Ohm's Law to calculate the value of voltage in this circuit if resistance is 10 Ω and current is 0.5 amps.
| 2.5 V | |
| 1.67 V | |
| 5 V | |
| 9 V |