How Is the Direction of Propagation of an Electromagnetic Wave

question 63

Multiple Choice

How is the direction of propagation of an electromagnetic wave oriented relative to the associated and fields?

• A)parallel to both and
• B)perpendicular to both and
• C)parallel to ,perpendicular to
• D)parallel to ,perpendicular to

---

Definitions:

Significance Level

A threshold in hypothesis testing that determines whether an observed effect is statistically significant, commonly denoted by alpha (α).

Obtained Value

The genuine result or value obtained by conducting a statistical test or experiment.

P Value

A statistical measure that helps scientists determine the significance of their research results, indicating the probability of obtaining an effect at least as extreme as the one in your sample data if the null hypothesis were true.

T Value

In hypothesis testing, it is the calculated value used to compare against a critical value to decide whether to reject the null hypothesis.