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In a Young’s double-slit experiment the fringe width is . If the wavelength of light used is increased by 10% and the separation between the slits is also increased by 10%, the fringe width will be

a)

b)

c)

d)



Question ID - 150011 | SaraNextGen Top Answer

In a Young’s double-slit experiment the fringe width is . If the wavelength of light used is increased by 10% and the separation between the slits is also increased by 10%, the fringe width will be

a)

b)

c)

d)

1 Answer
127 votes
Answer Key / Explanation : (a) -

(a)

; If  and  both increase by 10%, there will be no change in fringe width

127 votes


127