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16.Two slits in Y.D.S.E are 0.02 cm apart.The interference fringes for light 6000 angstorm are formed on screen 80 cm apart.Find the distance of seventh dark fringe from the centre of the screen.

Answer» 16.Two slits in Y.D.S.E are 0.02 cm apart.The interference fringes for light 6000 angstorm are formed on screen 80 cm apart.Find the distance of seventh dark fringe from the centre of the screen.


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