Physics · Wave Optics
Up to what distance is ray optics a good approximation (Fresnel distance) when the aperture width is 6 mm and the wavelength of light used is 6000 Å?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 150 m
- 260 m✓
- 340 m
- 410 m
Correct answer
60 m
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