ASVAB Electronics Information Practice Test 957198

Question 4 of 5
Ohm's Law

Ohm's law specifies the relationship between voltage (V), current (I), and resistance (R) in an electrical circuit: V = IR.

2 A Use Ohm's Law to calculate the value of current in this circuit if voltage is 40 volts and resistance is 20 Ω.
1 A
0.67 A
2 A
-4 A