Question

Light enters from ain to glass
having Me fractive inden 1.50
what is the speed of right in
the glass​

Answer 1

Step-by-step explanation:

Given that,

Refractive index μ=1.50

Speed of light c=3×10

8

m/s

We know that,

n

g

=

v

g

c

v

g

=

1.50

3×10

8

v

g

=2×10

8

m/s

Hence, the speed of light in glass is 2×10

8

m/s

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