Two Separated Sources Emit Sinusoidal Traveling Waves That Have the Same

question 67

Multiple Choice

Two separated sources emit sinusoidal traveling waves that have the same wavelength $\lambda$ and are in phase at their respective sources.One travels a distance $\lambda$ ₁ to get to the observation point while the other travels a distance $\lambda$ ₂.The amplitude is a minimum at the observation point if $\lambda$ ₁ $\lambda$ ₂ is:

• A)an odd multiple of \(\lambda\) /2
• B)an odd multiple of \(\lambda\) /4
• C)a multiple of \(\lambda\) .
• D)an odd multiple of \(\lambda\) /2.
• E)a multiple of \(\pi\)

---

Definitions:

High Road

In decision making, taking the high road is a figurative expression that means choosing the most ethical option or the path that maintains moral integrity.

Thalamus

A brain structure that acts as a relay station, processing and transmitting information between different parts of the brain.

Amygdala

A small, almond-shaped cluster of nuclei located deep within the temporal lobe of the brain, involved in processing emotions such as fear, anger, and pleasure.

Cortex

The outermost layer of the brain, involved in numerous high-level brain functions such as thought, memory, and decision-making.