Two Beams of Coherent Light Start Out at the Same

question 60

Multiple Choice

Two beams of coherent light start out at the same point in phase and travel different paths to arrive at point P. If the maximum destructive interference is to occur at point P, the two beams
Must travel paths that differ by

• A) an odd number of half-wavelengths.
• B) a whole number of wavelengths.
• C) a whole number of half-wavelengths.

---

Definitions:

Belief

The acceptance that something exists or is true, especially without proof.

Worth

The value or importance of something, often in terms of monetary, social, or personal significance.

Nature

The inherent qualities or characteristics of something; can also refer to the physical world and its organisms, landscapes, and processes not made by human beings.

Inherited

Something passed down from previous generations, whether it's traits, possessions, or status.