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A narrow slit is illuminated by …

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A narrow slit is illuminated by a parallel beam of monochromatic light of wavelengtg equals to 6000and the angular width of the central maxima in the resulting diffraction pattern is measires. When the slit is next illuminated by loght of wavelength the angular widty decreases by 30% calcute the value of the wavelengtg

Posted by Sushmita Debnath 7 years ago

CBSE > Class 12 > Physics

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