A parallel beam of light of wavelength 600 nm is incident normally on a slit of width d If the distance between the slits and

Question

A parallel beam of light of wavelength 600 nm is incident normally on a slit of width d If the distance between the slits and the screen is 0 8 m and the distance of 2nd order maximum from the centre of the screen is 15 mm The width of the slit is b 80 m d 200 m a 40 m c 160 m

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