alleryUltraviolet radiation can be focussed into narrow beams for which surgical use?
ALateral ear scanning
BLASIK eye surgery
CLaser ear surgery
DLocal eye screening
Answer & Solution
Correct answer: B. LASIK eye surgery
1. Shorter wavelengths can be focussed more tightly.
2. That precision matters in one named high-precision application.
3. Ultraviolet radiation can be focussed into narrow beams for LASIK eye surgery.
4. So the answer is LASIK eye surgery.
_Source: syllabus Physics Part I, Ch 8 'Electromagnetic Waves'_
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