For Two Identical Rays of Light to Interfere Destructively,their Path

question 21

Multiple Choice

For two identical rays of light to interfere destructively,their path lengths

• A)must be equal.
• B)must differ by an odd number of half wavelengths.
• C)must differ by an even number of half wavelengths.
• D)must differ by an integral number of wavelengths.
• E)need not satisfy any of these conditions.

---

Definitions:

Federal Level

Pertaining to the national government of a country, as opposed to state or local levels.

Attack Strategy

A plan or method aimed at undermining or competing against an opponent or adversary, often used in political, business, or marketing contexts.

Unintended Impact

Outcomes or effects that were not anticipated or planned for, often occurring as a result of an action or decision.

Presidential Candidates

Individuals officially running for the office of the presidency in a country, participating in electoral campaigns to gain support from the electorate.