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प्रश्न
Does the depth of a tank of water appear to change or remain the same when viewed normally from above?
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उत्तर
Depth of the tank remains the same when viewed normally from above.
संबंधित प्रश्न
Explain how the formation of a rainbow occurs.
Select from the following the best experimental setup for tracing the path of a ray of light passing through a rectangular glass slab.
(a) P
(b) Q
(c) R
(d) S
Name one factor that affects the lateral displacement of light as it passes through a rectangular glass slab.
Name a prism required for obtaining a spectrum of Ultraviolet light.
Draw diagrams to show the refraction of light from glass to air. In diagram, label the incident ray, refracted ray, the angle of incidence (i) and the angle of refraction (r).
The highest refractive index is of ______.
Which of the following is the best experimental set-up out of the four shown for tracing the path of a ray of light passing through a rectangular glass slab ?
In an experiment of finding the refractive index of glass, if blue light is replaced by the red light, how will the refractive index of glass change? Give reason in support of your answer.
During sunset and sunrise, the sun is seen when it is slightly below the horizon. Give reason.
In the diagram below, PQ is a ray of light incident on a rectangular glass block.
Copy the diagram and complete the path of the ray of light through the glass block. In your diagram, mark the angle of incidence by letter ‘i’ and the angle of emergence by the letter ‘e’.
