Home
Class 12
PHYSICS
A prism having refractive index sqrt(2) ...

A prism having refractive index `sqrt(2)` and refracting angle `30^(@)`, has one of the refracting surfaces polished. A beam of monochromatic light incident on the other refracting surface will retrace its path if the angle of incidence is

A

`0^(@)`

B

`30^(@)`

C

`60^(@)`

D

`45^(@)`

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Similar Questions

Explore conceptually related problems

A prism having refractive index sqrt2 and refractive angle 30^@ has one of the refractive surfaces polished. A beam of light incident on the other surfaces will trace its path if the angle of incidence is

A glass prism has refractive index sqrt(2) and refracting angle 30^(@) . One of the refracting surface of the prism is silvered. A beam of monchromatic light will retrace it path it its angle of incidence on the unsilvered refracting surface of the prism is

These is a prism with refractive index equal to sqrt2 and the refracting angle equal to 30^(@) Once of therefracting surface of the pricm is polished. A beam of monochromatic wil retrace its path if its angle of incfidence over the refracting

A prism of refractive index sqrt(3/2) and refracting angle is 45^(@) is placed in air. One of the two refracting surface of the prism is silvered and a ray of monochromatic light enters the prism from the other face at an angle theta . If the ray retraces its path, then what is the value of theta (in degree)?

A prism of refractive index sqrt(2) has refractive angle 60^(@) . Find the angle of incidence so that a ray minimum deviation.

The refractive index of the material of a prism is sqrt(2) and the angle of the prism is 30^(@) . One of the two refracting surfaces of the prism is made a mirror inwards, by silver coating. A beam of monochromatic light entering the prism from the other face will retrace its path (after reflection from the silvered surface) if its angle of incidence on the prism is

The refractive index of a prism for a monochromatic wave is sqrt(2) and its refracting angle is 60^(@) for minimum deviation, the angle of indidence will be