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 resistance in this circuit if voltage is 180 volts and current is 2 amps.
| 90 Ω | |
| 135 Ω | |
| 45 Ω | |
| 270 Ω |