The Polarity of Transformer Windings Can Be Determined by Connecting

question 3

Multiple Choice

The polarity of transformer windings can be determined by connecting one lead of the primary to one lead of the secondary and testing for an increase or decrease in voltage. This is often referred to as a ____ connection.

• A) buck or linked
• B) patched or boost
• C) patched or tied
• D) buck or boost

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Definitions:

Expected Frequency

In statistics, the frequency expected in a category of a contingency table under the assumption that the null hypothesis is true.

Chi-Square

A statistical test that measures the difference between observed and expected frequencies in categorical data.

Row Variable

In the context of a data table or matrix, it refers to the variable represented by the rows, often used in cross-tabulation to compare against another variable.

Column Variable

A variable represented by a column in a dataset, where each entry in the column represents a value of the variable.