Last Updated On [03-11-2023]
A ray of light is incident at an angle of 
on one face of a prism which has refracting angle of 
. The ray emerging out of the prism makes an angle of 
with the incident ray. If the refractive index of the material of the prism is 
, find the value of a
A ray of light is incident at an angle of on one face of a prism which has refracting angle of . The ray emerging out of the prism makes an angle of with the incident ray. If the refractive index of the material of the prism is , find the value of a
Question ID - 154111 :-
A ray of light is incident at an angle of on one face of a prism which has refracting angle of . The ray emerging out of the prism makes an angle of with the incident ray. If the refractive index of the material of the prism is , find the value of a
|
A ray of light is incident at an angle of |
(3)
Given 
and 
We have 
From Eq. (i), we get
or 
So 
is also zero, then 
.png)
So 
Hence the value of 
Next Question :
|
A point object is placed at a distance of 25 cm from a convex lens. Its focal length is 22 cm. A glass slab of refractive index 1.5 is inserted between the lens and the object, then the image is formed as infinity. Find the thickness of the glass slab (in cm) |
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