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Unformatted text preview: the bright fringes? Since the condition for a bright fringe is d sin m = m , in order to decrease the fringe separation, you must move the screen closer to the slits or decrease m-1 . To do the latter, you must either increase d or decrease . Submerging the apparatus in water has the effect of changing to /1.33, and thus it accomplishes this....
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This note was uploaded on 07/29/2008 for the course PHYS 241 taught by Professor Wei during the Spring '08 term at Purdue University-West Lafayette.
- Spring '08