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 280 volts and resistance is 40 Ω.
| 3.5 A | |
| 11 A | |
| 14 A | |
| 7 A |