A technician measures a circuit resistance with an ohmmeter and finds 1 ohm of resistance. He then connects a 12V battery to the circuit and measures a current of 1A. Per Ohm's law, he expected 12A of current to flow. What is a likely reason for the discrepancy?
A. Ohm's law is only a theory.
B. Positive temperature coefficient of the load
C. Lenz law
D. The circuit was shorted to ground when the resistance measurement was obtained.
Answer: B
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