Home
Class 12
PHYSICS
For passage of monochromatic beam of lig...

For passage of monochromatic beam of light in a medium of refractive index 1.5, the plane wavefront makes an andlge of `60^@` with the refracting surface. The width of beam in medium to that in air is

A

`1:2`

B

`1:1`

C

`1:5`

D

`2:0`

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Similar Questions

Explore conceptually related problems

Light enters from air into a medium of refractive index 1.5. Percentage change in its wavelength is

A monochromatic beam of light passes from a denser medium into a rarer medium. As a result

An parallel beam of monochromatic light is incident on a glass slab at an angle of incidence 60^@ . Find the ratio of the width of the beam in glass to that in air, if the refractive index of glass is 1.5.

A light wave in air enters a medium of refractive index (4)/(3) . If the wavelength of light in air is 6000Å , then the wave number of light in the medium is

A parallel beam of monochromatic light is incident on a glass slab at an angle of 35^@ . The ratio of width of beam in glass to that in air is [ mu_g = 1.5 ]

Velocity of light in a medium is 1.5xx10^(8) m//s . Its refractive index will be

A light wave in air enters a medium of refractive index 4/3 . If the wave number of light in air is 3 xx 10^6 /m, then the wave number of light in the medium is

A beam of menochromatic blue light of wavelength 4200 Ål in air travels in water of refractive index 4/3. its wavelength in water will be

When a ray of monochromatic light enters from rarer medium to denser medium obliquely, the angle of incidence I and angle of refraction r is related is

When a ray of monochromatic light enters from rarer medium to denser medium obliquely, the angle of incidence i and angle of refraction r is related as