Two Parallel Wires Carry the a Current I in the Same

question 13

Multiple Choice

Two parallel wires carry the a current I in the same direction. Midway between these wires is a third wire, also parallel to the other two, which carries a current 0.5 I, but in the direction opposite from the first two wires. In which direction are the net forces on the outer wires?

• A) Both forces are toward the center wire.
• B) Since the net forces are zero, there is no direction.
• C) Both forces are away from the center wire.
• D) Both forces on the two wires are in the same direction in space.

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Definitions:

Variable Costing

A method of cost accounting where only variable production costs are included in product costs, with fixed overhead expenses treated as period costs.

Unit Product Cost

The total cost associated with producing a single unit of a product, calculated by dividing the total production costs by the number of units produced.

Variable Costing

A technique in management accounting that only considers variable production costs as product costs, with fixed costs treated as period costs.

Finished Goods Inventory

The stock of completed products that are ready for sale but have not yet been sold to customers.