Ray Optics and Optical Instruments questions
782 published questions with worked solutions.
- If the speed of light in glass and water are 2 10^8 m/s and 2.25 10^8 m/s respectively, then the refractive index of the water...
- A ray of light travelling through air is incident on the surface of water in a lake. If the ray is inclined at 30^ with the...
- A square glass slab of thickness 15 cm contains a small air bubble. Its apparent depth on looking through one face is 7 cm and...
- When light is transmitted from air into glass its [MH-CET 2000, IIT JEE 1980, RPMT 1997]
- _1 and _2 be the refractive indices of two media x and y in contact along plane boundary, i_1 and i_2 are the angles made by wave...
- In the phenomenon of refraction of light, the deviation ( ) in the incident ray of light from its original direction will be
- Light appears to travel in straight line since: [CPMT 1987, PMT 1997, AIIMS 1998]
- Rainbow is formed due to the combination of: [CBSE 2000]
- The beam of light has wavelength 6000 A.U. in air, its wavenumber in glass of refractive index 1.5 will be :
- The time taken by a sunlight to pass through the window glass of thickness 5 mm whose refractive index is 1.5 will be: [PMT 1993]
- If the speeds of light in glass and water are 2 10^8 m/s and 2.25 10^8 m/s respectively then refractive index of water w.r.t....
- A ray of light is incident on the surface of a medium with the velocity of light at an angle 45^ and is refrated in the medium at...
- A ray of light incident on a glass slab of R.I. 1.5 making an angle of 40^ with the surface the angle of refraction in glass is :
- Angle of refraction of ray of light travelling from air to water is 30^ , then the angle between incident ray and surface of...
- The critical angle of light going from medium A into B is . The speed of light in medium A is V, the speed of light in medium B...
- The phenomenon of change in path of ray of light when it passes from one medium to another medium is
- The angle of deviation produced in the direction of light when it is refracted from the refracting surface is
- The ratio of sine of angle of incidence in one medium to sine of angle of refraction in other medium is
- When a ray of light passes from air medium to denser medium then the refractive index is
- When a ray of light passes from air medium to denser medium then its speed and wavelength
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