Consider a wire, which is connected to a battery.
If the potential difference across the ends of the wire is increased:
The electric field is directly proportional to the potential difference across the wire.
The potential difference across a length of wire is increased. Which of the following does not increase as well?
A. The electric field in the wire.
B. The power dissipated in the wire.
C. The resistance of the wire.
D. The current in the wire.
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