Advertisements
Advertisements
प्रश्न
The given figure shows a point source P inside a water container. Three rays A, B, and C starting from the source P are shown up to the water surface.
- Show in the diagram the path of these rays after striking the water. The critical angle for water-air surface is 48°.
- Name the phenomenon which the rays A, B, and C exhibit.
उत्तर
-
Rays A, B, and C's path after they hit the water's surface is represented by the letters AA', BB', and CC', respectively.
-
Refraction is the phenomenon that ray A displays. Since Ray B is at the crucial angle, it shows weak refraction. Ray C shows no refraction and complete internal reflection.
APPEARS IN
संबंधित प्रश्न
Jatin puts a pencil into a glass container having water and is surprised o see the pencil in a different state.
1) What change is observed in the appearance of the pencil?
2) Name the phenomenon responsible for the change.
3) Draw a ray diagram showing how the eye sees the pencil.
Draw a ray diagram to show the appearance of a stick partially immersed in water. Explain your answer.
A fish is looking at a 1.0 m high plant at the edge of the pond. Will the plant appear shorter or taller than its actual height, to the fish. Draw a ray diagram to support your answer.
