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 current in this circuit if voltage is 15 volts and resistance is 30 Ω.
| 2.5 A | |
| 2 A | |
| 0.5 A | |
| 0.25 A |