In a single slit diffraction, the slit is illuminated with light of wavelength 6000 Å. If the slit were illuminated by a light of wavelength \lambda the angular width of the central maximum decreases by 30 \%. Then \lambda is [TG EAPCET 14 May 2023 Shift 2]

TS EAMCET Engineering 14 May 2023 Shift 2 Solved Paper

Section: Physics

Question : 102 of 160

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In a single slit diffraction, the slit is illuminated with light of wavelength 6000Å. If the slit were illuminated by a light of wavelength λ the angular width of the central maximum decreases by 30%. Then λ is

[TG EAPCET 14 May 2023 Shift 2]

6000Å
4200Å
3000Å
1800Å

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