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प्रश्न
An object is viewed through a glass prism with its vertex pointing upwards. It appears to be displaced upward. Explain the reason.
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उत्तर
Let two rays OA and OL from a source O are incident on the prism. They are refracted along AB and LM from first face of the prism. These two rays again refract from the second face of the prism emerge out along BC and MN respectively such that they appear to come from I.
संबंधित प्रश्न
When rays of light are incident on a glass slab then the incident ray and emergent ray are _________ each other.
- perpendicular
- parallel
- opposite
- concurrent
On the basis of the experiment, "To trace the path of a ray of light through a rectangular glass slab", students of a class arrived at which one of the following conclusions?
(A) Angle of incidence is greater than the angle of emergence.
(B) Angle of emergence is smaller than the angle of refraction.
(C) Emergent ray is parallel to the refracted ray.
(D) Incident ray and emergent ray are parallel to each other.
Draw a ray diagram to show the refraction of a monochromatic ray through a prism when it suffers minimum deviation
How can you bend light away from the normal?
How must light travel out of a substance if it is not going to be refracted?
When a ray of light from air enters a denser medium, it ______.
Which of the following has the highest refractive index:
In the diagram alongside a ray of light, PQ is incident normally on one face AB of an equilateral glass prism. What is the angle of incidence at the faces AB and AC?
