Home
Class 12
PHYSICS
The angle of incedence is fornd to be tw...

The angle of incedence is fornd to be twice the angle of reraction when a ray of light passes form vacum into a medium of R.I. `mu.` The angle of incidece will be

A

`cos^(-1) (mu//2)`

B

`2 cos^(-1) (mu//2)`

C

`sin^(-1) (mu//2)`

D

`2 sin^(-1)(mu//2)`

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Similar Questions

Explore conceptually related problems

In the position of minimum deviation when a ray of yellow light passes through the prism, then its angle of incidence is

Answer the following questions The observations made by swarali while doing the experiment are given below. Based on these write answers to the questions: Swarali found that the light ray trvelling from the denser medium to a rarer medium goes away from the normal. If the angle of incidence (i) is raised by Swarali, the angle of refraction (r) went on increasing . However after certain value of the angle of incidence. the light ray is seen to return back into the denser medium What is the specific value of angle i called ?

Answer the following questions The observations made by swarali while doing the experiment are given below. Based on these write answers to the questions: Swarali found that the light ray trvelling from the denser medium to a rarer medium goes away from the normal. If the angle of incidence (i) is raised by Swarali, the angle of refraction (r) went on increasing . However after certain value of the angle of incidence. the light ray is seen to return back into the denser medium What is the process of reflection of incident ray into a denser medium called ?

Answer the following questions The observations made by swarali while doing the experiment are given below. Based on these write answers to the questions: Swarali found that the light ray trvelling from the denser medium to a rarer medium goes away from the normal. If the angle of incidence (i) is raised by Swarali, the angle of refraction (r) went on increasing . However after certain value of the angle of incidence. the light ray is seen to return back into the denser medium Draw the diagram of three observations made by swarali.

A ray of light strikes the glass slab at an angle of 50^@ .What is the angle of incidence?

Choose the correct alternative and write it along with its allotted alphabet: If a ray of light passes from a denser medium to a rarer medium in a straight line, the angle of incidence must be

A light beam is incident at an angle twice the angle twice the angle of refraction. The angle of refraction is

A ray of light passes through an equilateral glass prism in such a manner that the angle of incidence is equal to the angle of emergence and each of these angles is equal to 3/4 of the angle of the prism. The angle of deviation is

The angle of refraction is always greater than the angle of incidence for a ray of light travelling from optically denser medium to a rarer medium.

A ray is incident at an angle of incidence i on one surface of a small angle prism (with angle of prism A) and emerges normally from the opposite surface. If the refractive index of the material of the prism is mu , then the angle of incidence is nearly equal to: