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Ohm's Law
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If a 12 volt battery supplies 0.15 ampere to a circuit, the circuit's resistance is:
a.
0.15 ohm
b. 1.8 ohm
c. 12 ohm
d.
80 ohm
Your answer "a" is not correct. "d" is the right answer.
R = E / I
= 12 / 0.15
= 80 ohms
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