Question

B4
to a height of 7.0 cm as shown in the figure
the circular base of the cylinder is 15.0 cm
The cylinder contains water refractive index
3
Find the area surface through which light emerges in air. (Take n = 22/7)
.
20
t
Water
h = 7 cm
S
11. A point source of monochromatic light S is kept at the centre C of the bottom of a cylinder​

Answer 1

Answer:

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