Question

The speed of light in substance & andr 1:26 x 10⁸ m/s and that in air 3×10⁸ m/s The refractive index of this substance will be ​

Answer 1

Answer:

I don't no sorry

Explanation:

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Answer 2

Answer:

According to Snell's Law:

sin r

sin i

=

n

1

n

2

=

v

2

v

1

and Refractive Index for air is ≈1

Substituting,

1

1.5

=

v

2

3×10

8

Therefore, v

2

=

1.5

3×10

8

=2×10

8

m/s