A thin sheet of refractive index 1.25 and thickness 0.5 cm is placed in the path of light from one source in the Young’s double slit experiment. What is the path difference observed?

A thin sheet of refractive index 1.25 and thickness 0.5 cm is placed

1.	A thin sheet of refractive index 1.25 and thickness 0.5 cm is placed in the path of light from one source in the Young’s double slit experiment. What is the path difference observed?
A.	1.25 mm
B.	2.5 mm
C.	2.78 mm
D.	3.25 mm
Answer» B. 2.5 mm

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A thin sheet of refractive index 1.25 and thickness 0.5 cm is placed in the path of light from one source in the Young’s double slit experiment. What is the path difference observed?

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