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A glass sphere (mu=1.5) of radius 20 cm ...

A glass sphere `(mu=1.5)` of radius 20 cm has a small air bubble 4 cm below its centre. The sphere is viewed from outside and along a vertical line through the bubble. The apparent depth of the bubble below the surface of sphere is (in cm)

A

13.33

B

26.67

C

15

D

30

Text Solution

Verified by Experts

The correct Answer is:
B
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