Two Long Parallel Wires Carry Currents of 20 a and 5.0

question 18

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 magnitude of 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:

Extrapolation

The process of estimating, beyond the original observation range, the value of a variable based on its known values.

Indexation

The adjustment of wages, benefits, or other financial variables to match the rate of inflation, ensuring purchasing power is maintained over time.

Short-Run Forecasting

The process of predicting the immediate or near-future performance, trends, or demands using current and historical data.

Nominal Group Technique

A focused group discussion where members meet face-to-face or digitally, write down their ideas, and share them. All new thoughts on a topic are recorded and ranked for importance.