Does a grating made up of alternately transparent and opaque strip of equal width eliminates all the even orders of maxima (except m = 0)? yes no

Does a grating made up of alternately transparent and opaque strip of equal width eliminates all the even orders of maxima (except m = 0)? yes no

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Does a grating made up of alternately transparent and opaque strip of equal width eliminates all the even orders of maxima (except m = 0)? yes no

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