Question

13.
An object is just below a combination of two slabs, one is of refractive index 1.5 & thickenss 30cm, other is
of refractive index 1.2 and thickness 24cm. Find apparent depth of the object from upper surface of combination
(1) 54 cm
(2) 40 cm
(3) 73.8 cm
(4) 14 cm

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Answer 1

Answer:

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