Question

170. Young’s double slit experiment is first performed inair and then in a medium other than air. It is foundthat 8th bright fringe in the medium lies where 5thdark fringe lies in air. The refractive index of themedium is nearly
(1) 1.25
(2) 1.59
(3) 1.69
(4) 1.78

Answer 1

Answer:

the correct answer 1) 1.25

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Answer 2

Answer:

ur correct answer is (1) 1.25

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