Question

A sphere of glass 10 cm in diameter contains a small air bubble which appears to be 3 cm below the sirface of the sphere which seen​

Answer 1

Answer:

v=+10

u=+x

μ

2

=1,μ=1054

R=+20

v

μ

2

−

u

μ

1

=

R

μ

2

−μ

1

⟹

10

1

−

x

1.54

=

20

−0.54

⟹

10

1

+

2000

54

=

x

1.54

⟹

2000

254

=

x

1.54

⟹x=

254

2000×1.54

=12.12