ASVAB Electronics Information Practice Test 386046
Ohm's Law
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 20 volts and current is 0.5 amps.
| 40 Ω | |
| 41.5 Ω | |
| 80 Ω | |
| 41 Ω |