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 50 Ω and current is 2.5 amps.
| 125 V | |
| 137.5 V | |
| 62.5 V | |
| 126.5 V |