Two Long Parallel Wires Carry Currents of 20 a and 5.0

question 8

Multiple Choice

Two long parallel wires carry currents of 20 A and 5.0 A in opposite directions. The wires are separated by 0.20 m. What is the magnetic field midway between the two wires?

• A) 1.0 × 10^-5 T
• B) 2.0 × 10^-5 T
• C) 3.0 × 10^-5 T
• D) 4.0 × 10^-5 T
• E) 5.0 × 10^-5 T

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Definitions:

Cost of Goods Sold

An accounting term for the direct costs attributable to the production of the goods sold by a company, including materials and labor.

FIFO Costs

FIFO (First In, First Out) Costs refer to an accounting method where the goods first added to inventory are the first to be sold.

LIFO Cost

An inventory valuation method ("Last In, First Out") that assumes the most recently acquired items are the first to be sold, affecting the cost of goods sold and inventory value.

LIFO Reserve

An accounting term that represents the difference between the cost of inventory calculated using the Last-In, First-Out (LIFO) method and using the First-In, First-Out (FIFO) method.