A Resistor Is Made Out of a Long Wire Having

question 2

Multiple Choice

A resistor is made out of a long wire having a length L. Each end of the wire is attached to a terminal of a battery providing a constant voltage V0. A current I flows through the wire. If the wire were cut in half, making two wires of length L/2, and both wires were attached to the battery (the end of both wires attached to one terminal, and the other ends attached to the other terminal) , what would be the total current flowing through the two wires?

• A) 4I
• B) 2I
• C) I
• D) I/2
• E) I/4

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Definitions:

Prices

The amount of money required to purchase a good, service, or asset.

Economic Profit

The difference between total revenue and total costs, including both explicit and implicit costs.

Price-Taking Firms

Companies that accept the market price as given and have no power to influence that price due to competition and market structure.

Economic Profit

Profit calculated by subtracting both explicit and implicit costs from total revenues, providing a more complete measure of real profitability.