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A transparent tube contains a small air ...

A transparent tube contains a small air bubble. Its apparent distance is 2cm, when seen through one face and 5 cm when seen through other face. If the refractive index of the material of the tube is 1.5, the real length of the edge of cube must be

A

`7` cm

B

`7.5` cm

C

`10.5` cm

D

`(14)/3` cm

Text Solution

Verified by Experts

The correct Answer is:
C
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