If a circuit has a voltage of 45 V and a current of 5.0 A, what is the resistance?
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1 Expert Answer
Rhett R. answered • 08/25/19
Tutor
New to Wyzant
MSEE with 7+ Years of Teaching Experience
Recall Ohm's Law: V = IR
If V = 45 volts, and I = 5 amps, the R = V/I = 45V/5A = 9Ω
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Richard E.
The answer is: R = E/A R = 45V/5.0A = 9.0 ohms It using Ohms Law: E=IR Hope this helps.08/02/19