Question

Prakash bhaiyon se 1.50 ki Kanch Ki plate Mein Pravesh Karta Hai Kahan Mein prakash ki Chaal kitni hai nirvaat mein prakash ki Chaal 3 ki power 8 metre Prati second hai ​

Answer 1

Answer:

2×10^8 m/s

Explanation:

Given refractive index of glass (n) =1.5

Speed of light in vaccum=Speed of light in air (c) =3×10^8 m/s

Let speed of light in glass medium=v m/s

We know, n=c/v

1.5=3×10^8/v

So, v=2×10^8 m/s

Speed of light in glass=2×10^8 m/s