A thin oil layer floats on water. A ray ...

A thin oil layer floats on water. A ray of light making an angle of incidence of `40^(@)` shines on oil layer. The angle of refraction of light ray in water is `[mu_(oil) = 1.45, mu_(water) = 1.33]`

A

`36 . 1^@`

B

`44. 5^@`

C

`26. 8^@`

D

`28. 9^@`

Text Solution

Verified by Experts

Topper's Solved these Questions

Motion in a plane
TARGET PUBLICATION|Exercise Exercise|340 Videos
RAY OPTICS
TARGET PUBLICATION|Exercise EVALUATION TEST|16 Videos

Similar Questions

Explore conceptually related problems

A ray of light makes an angle of 50^(@) with the surface S_(1) of the glass slab. Its angle of incidence will be ____

A ray of light is incident on a glass slab making an angle of 30^@ with the surface. The angle of refraction in glass, if the refractive index of flass is 1.6 , is

A ray of light is incident on a 60^(@) prism at the minimum deviation position. The angle of refraction at the first face (i.e. incident face) of the prism is-

A ray of light passes from vaccuum to a medium refractive index mu . The angle of incidence is found to be twice the angle of refraction. The angle of refraction is

Light is incident on a glass slab making an angle of 30^@ with the surface. Calculate the angle of refraction in glass and velocity of light in glass. Given mu= 1.5 , Va = 3 xx 10^8 m//s .

The polarising angle of glass is 57^(@) . A ray of light which is incident at this light which is incident at this angle will have an angle of refraction as

A ray of light travelling in water is incident on its surface open to air. The angle of incidence is theta , which is less than the critical angle. Then there will be

There is an oil layer on the water surface of river in your area. What will you do?

A ray of light travelling in water is incident on its open surface in air. The angle of incidence is theta^@ , which is less than the critical angle. Then there will be

The Brewster angle of the glass-air interface is 54.74^(@) . If a ray of light going from air to glass strikes at an angle of incidence 45^@ , then the angle of refraction is

TARGET PUBLICATION-OPTICS-EXERCISE

Velocity of light in air is 3 xx 10^8 m//s and refractive index of wat...
Text Solution
|
Rays of light fall on a glass plate, the refractive index of which is ...
Text Solution
|
A thin oil layer floats on water. A ray of light making an angle of in...
Text Solution
|
One side of a glass slab is silvered as shown in figure. A ray of ligh...
Text Solution
|
If two plane mirrors are parallel to each other, the object lying betw...
Text Solution
|
A plen mirrore, reflecting a ray of incident light, is rotated through...
Text Solution
|
How will you arrange the two plane mirros so that whatever may be the ...
Text Solution
|
In case of reflection from curved surface
Text Solution
|
A concave mirror is placed on a horizontal table with its axis vertica...
Text Solution
|
A boy and lamb post are 80 m away from a concave mirror of focal lengt...
Text Solution
|
A person standing 12 cm away from mirror A of focal length 10 cm see h...
Text Solution
|
In a concave mirror experiment, an object is placed at a distance x(1)...
Text Solution
|
A square wire of side 3 cm is placved 25 cm away from a concave mirror...
Text Solution
|
As the position of a object (u) reflected fro a concave mirror is vari...
Text Solution
|
An object is placed at a distance u from a concave mirror and its real...
Text Solution
|
An object is placed in front of a convex mirror at a distance of 50 cm...
Text Solution
|
The refractive index of glass W.t.r. a medium is 4/3 . If vm - vg = 6....
Text Solution
|
A glass-slab is placed in the path of convergent light. The point of c...
Text Solution
|
A fish in water (refractive index n ) looks at a bird vertically above...
Text Solution
|
A diver swims oblquely above a fish in water If he wants to hit the fi...
Text Solution
|