What is a benefit of short wavelength in imaging?

• A. Deeper penetration
• B. Better resolution
• C. Higher frequency
• D. Longer sound waves

Answer: (B)

A short wavelength in imaging is beneficial primarily because it leads to better resolution. This occurs due to the wave nature of light and sound; shorter wavelengths can resolve finer details in an image. When the wavelength is decreased, the spatial resolution—the ability to distinguish between two closely spaced objects—increases. This improved detail is critical in various fields such as medical imaging and microscopy, where precise visualization of small structures is essential.

In contrast, while deeper penetration and higher frequency may correlate with certain contexts or technologies, they do not directly address the core advantage of utilizing shorter wavelengths in imaging. Longer sound waves would actually be associated with lower resolution, making them less desirable for applications where detail is paramount.