Refractive index of glass is 3/2.the glass slab when viewed from verticallly above its really thickness appears to be

1 .3/2


3.  6

4.none of these 

Asked by lovemaan5500 | 5th Jan, 2018, 07:44: PM

Expert Answer:

apparent depth = Real depth / refractive index
using the above formula, the thickness will be 2/3 of real depth

Answered by  | 7th Jan, 2018, 01:12: PM

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