Asked by jayna

If a current of 2 amps is moving through a circuit connected to a 9 V battery, what is the resistance of the circuit?
Answered by jayna
7 ohms
4.5 ohms
18 ohms
0.2 ohms
?
Answered by DrBob222
E = volts = 9 v = voltage
I = 2 amperes = current
R = E/I = 9/2 = ? ohms resistance.
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