An Iron Core in a Transformer

question 30

Multiple Choice

An iron core in a transformer

• A)guides magnetic field lines.
• B)shields unwanted external electric or magnetic fields.
• C)separates the primary and secondary regions.
• D)reduces energy losses.

---

Definitions:

IQR

Interquartile Range, a measure of statistical dispersion being the difference between the upper and lower quartiles.

Stem-And-Leaf

A graphical method used to display quantitative data in order to assist in visualizing its distribution.

Skewed

A statistical term describing a distribution that is not symmetrical, with a longer tail on one side of the peak than on the other.

Class Size

The number of students in a classroom setting, which can influence the learning environment and educational outcomes.