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Both in interference and diffraction phe...

Both in interference and diffraction phenomena, alternate dark and bright fringes are obtained on screen
i) generally fringe width is same in interference and not same in diffraction
ii) the central fringe in interference has maximum brightness and thei intensity gradually decreases on either side
iii) in interference the intensity of all bright fringes in same
iv) both the phenomena are produced from same coherent sources

A

i only

B

i and ii

C

i, ii and iv

D

i and ii

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