Two Current Loops Are Coaxial and Coplanar

question 89

Multiple Choice

Two current loops are coaxial and coplanar. One has radius a and the other has radius 2a. Current 2I in the outer loop is parallel to current I in the inner loop. The magnitude of the magnetic field at the center of the two loops is

• A) 0.
• B) .
• C) .
• D) .
• E) .

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Definitions:

Type II Error

An error resulting from failing to reject an incorrect null hypothesis.

Sample Size

The number of observations or elements chosen from a population for the purpose of statistical analysis.

Significance Level

A threshold within which the p-value of a hypothesis test must fall for the result to be deemed statistically significant, typically set at 0.05 or 5%.

Test Power

The likelihood that a statistical test will correctly reject a false null hypothesis, identifying an effect when it is present.