Calculate the angle of incidence of light ray incident on surface of a plastic slab of refractive index root over 3 , if the angle of refraction is 30 degree.
Answer (1)
26th Dec, 2019
Hello,
Given that,
Angle of refraction = 30 degrees = r
Refractive Index = √ 3
Let, Angle of Incidence = i
We know that,
Refractive index = sin i / sin r
So, √ 3 = sin i / sin 30
So, √ 3 = sin i / ( 1 / 2)
So, sin i = √ 3 / 2
So, i = 60 degrees
Hence, angle of incidence is 60 degrees
Best Wishes
3 likes
1 Comment
ReplyRelated Questions
Trending Articles/News
