The Quality Factor of a Coil or Inductor Is Calculated $\mathrm { QL } = 2 \pi \mathrm { fL }$

question 4

Multiple Choice

The quality factor of a coil or inductor is calculated by:

• A) \(\mathrm { QL } = 2 \pi \mathrm { fL }\)
• B) \(\mathrm { QL } = \frac { 1 } { 2 \pi \mathrm { fL } }\)
• C) \(\mathrm { QL } = \frac { \mathrm { L } } { \mathrm { R } }\)
• D) \(\mathrm { QL } = 2 \pi \mathrm { fL } / \mathrm { RW }\)

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Definitions:

Data Quality

Refers to the condition of a set of values of qualitative or quantitative variables that are accurate, reliable, and relevant for making decisions.

Relational Database

A relational database is a type of database that organizes data into tables which can be linked—or related—based on data common to each.

Data Hierarchy

Data hierarchy is a systematic organization of data, often in a hierarchical form, that starts with the smallest unit of data and aggregates up to more complex forms like databases or data warehouses.

Primary Keys

Unique identifiers used in databases to distinguish records.