Two Very Long Parallel Wires Are a Distance D Apart

question 323

Multiple Choice

Two very long parallel wires are a distance d apart and carry equal currents in opposite directions.The locations where the net magnetic field due to these currents is equal to zero are

• A) midway between the wires.
• B) a distance d/2 to the left of the left wire and also a distance d/2 to the right of the right wire.
• C) a distance d to the left of the left wire and also a distance d to the right of the right wire.
• D) a distance d/ to the left of the left wire and also a distance d/ to the right of the right wire.
• E) The net field is not zero anywhere.

---

Definitions:

Inter-company Transactions

Financial activities between different divisions or subsidiaries within the same parent company.

Parent Company

A corporation that holds a controlling interest in one or more subsidiary companies.

Subsidiary

A company that is controlled by another company, known as the parent company, typically through a majority of the voting shares.

Common Shares

Equity ownership units in a corporation, giving holders voting rights and a share in the company's profits via dividends.