In Order to Produce a Sustained Interference Pattern by Light

question 20

Multiple Choice

In order to produce a sustained interference pattern by light waves from multiple sources,which of the following conditions must be met?

• A)Sources are coherent.
• B)Sources are monochromatic.
• C)Both choices above are valid.
• D)None of the choices above are valid.

---

Definitions:

Hierarchy

A system or organization in which people or groups are ranked one above the other according to status or authority.

Diplomatically Useful

A term describing actions or policies that can serve a country's foreign policy interests or facilitate international relations.

Royal Blood

Royal blood refers to ancestry that belongs to a royal family, characterized by lineage that historically holds sovereign power or aristocracy.