Home
Class 12
PHYSICS
A ray of light falls on the surface of a...

A ray of light falls on the surface of a spherical glass paper weight making an angle `alpha` with the normal and is refracted in the medium at an angle `beta`. The angle of deviation of the emergent ray from the direction of the incident ray is

A

`(alpha-beta)`

B

`2(alpha-beta)`

C

`(alpha-beta)//2`

D

`(beta-alpha)`

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • GEOMETRICAL OPTICS

    AAKASH SERIES|Exercise PRACTICE SHEET (EXERCISE III LEVEL -II (ADVANCED) STRAIGHT OBJECTIVE TYPE QUESTIONS)|10 Videos

  • GEOMETRICAL OPTICS

    AAKASH SERIES|Exercise PRACTICE SHEET (EXERCISE III LEVEL -II (ADVANCED) MORE THAN ONE CORRECT TYPE QUESTIONS)|2 Videos

  • GEOMETRICAL OPTICS

    AAKASH SERIES|Exercise PRACTICE SHEET (EXERCISE II LEVEL -II (ADVANCED) INTEGER TYPE QUESTIONS)|5 Videos

  • ELEMENTS OF VECTORS

    AAKASH SERIES|Exercise QUESTIONS FOR DESCRIPTIVE ANSWERS|10 Videos

  • LAWS OF MOTION

    AAKASH SERIES|Exercise PRACTICE EXERCISE|106 Videos

Similar Questions

Explore conceptually related problems

A ray of light is incident on the surface of seperation of a medium at an angle 45^(@) and is refracted in the medium at an angle 30^(@) . What will be the velocity of light in the medium?

The angle between the incident ray and the refracted ray of a prism is called angle of deviation.

A ray of light is incident on a transparent medium at polarizing angle. What is the angle between the reflected ray and the refracted ray .

A ray of light falls normally on a plane mirror. What is the angle of incidence ?

A ray of light falls on a transparent glass slab of refractive index 1.62 . If the reflected ray and the refracted rays are mutually perpendicular, what is the angle of refraction ?

A ray of light is normally incident on one face of an equilateral glass prism. Answer the following : (a) What is the angle of incidence on the first face of the prism? (b) What is the angle of refraction from the first face of the prism ? (c) What will be the angle of incidence at the second face of the prism ? (d) Will the light ray suffer minimum deviation by the prism ?

Under minimum deviation condition in a prism, if a ray is incident at an angle of 30^@ . The angle between the emergent ray and the second refracting surface of the prism is

Under minimum deviation condition in a prism, if a ray is incident at an angle 30^(@) , the angle between the emergent ray and the second refracting surface of the prism is

A ray of light passes through the equilateral prism such that angle of incidence is equal to the angle of emergence if the angle of incidence is 45^(@) . The angle of deviation will be

A ray of light is incident on one of the faces of the angle prism with an angle 40^(@) with the surface. The angle of the prism is 60^(@) . The emergent ray is deviated through an angle 38^(@) . The angle of emergence is