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Questions
Jatin puts a pencil into a glass container having water and is surprised to see the pencil in a different state.
- What change is observed in the appearance of the pencil?
- Name the phenomenon responsible for the change.
- Draw a ray diagram showing how the eye sees the pencil.
Meera puts a pencil into a glass container with water and is surprised to see the pencil in a different state.
- What change is observed in the appearance of the pencil?
- Name the phenomenon responsible for the change.
- Draw a ray diagram showing how the eyes see the pencil.
Abhay puts a pencil in a glass container containing water obliquely and is surprised to see the pencil in different state.
- What change is observed in the appearance of the pencil?
- Name the phenomenon responsible for the change.
- Draw a ray diagram showing how the eyes see the pencil.
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Solution
(i) The immersed part of the pencil appears to be shortened and raised.
(ii) The phenomenon responsible for the above observation is the refraction of light in passing from water to air.
(iii) The ray diagram for the same is as shown below:
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