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A layer of benzene (mu=1.5) 12 cm thick ...

A layer of benzene `(mu=1.5)` 12 cm thick floats on water layer `(mu=4//3)` 8 cm thick in a vessel. When viewed from the top, the apparent depth of bottom of vessel below the surface of benzene will be

A

20 cm

B

14 cm

C

7 cm

D

21 cm

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The correct Answer is:
B
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AAKASH INSTITUTE ENGLISH-RAY OPTICS AND OPTICAL INSTRUMENTS-ASSIGNMENT (SECTION - C)
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