Two Long Straight Current-Carrying Parallel Wires Cross the X Axis

question 1

Multiple Choice

Two long straight current-carrying parallel wires cross the x axis and carry currents I and 3I in the same direction, as shown. At what value of x is the net magnetic field zero?

• A) 0
• B) 1
• C) 3
• D) 5
• E) 7

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Definitions:

Metacognitive Theory

A theory that focuses on how individuals process information, making them aware of how they learn, remember, problem-solve, and think.

Avoidance Theory

A psychological theory suggesting that individuals may take actions to avoid unpleasant experiences, situations, or emotions.

Generalized Anxiety Disorder

Generalized Anxiety Disorder is characterized by persistent and excessive worry about various aspects of daily life, not tied to any specific threat.

Reaction Formation

An ego defense mechanism whereby a person counters an unacceptable desire by taking on a lifestyle that directly opposes the unwanted impulse.