Advertisements
Advertisements
प्रश्न
Water is optically .......... than air.
उत्तर
Water is optically denser than air.
APPEARS IN
संबंधित प्रश्न
A ray of light strikes a plane mirror such that its angle of incidence is 30°. What angle does the reflected ray make with the mirror surface?
What is the difference between regular reflection of light and diffuse reflection of light?
With the help of a labelled ray-diagram, describe how a plane mirror forms an image of a point source of light placed in front of it. State the characteristics of the image formed in a plane mirror.
In which material do you think light rays travel faster-glass or air?
A vertical ray of light strikes the horizontal surface of some water:
What is the angle of incidence?
Choose and write the correct option.
If we gradually increase the angle of incidence of a ray of light passing through prism then …..
Explain the working of a periscope.
Light bends as it passes from one medium to another. What is this phenomenon called?
Assertion: The air bubble shines in water.
Reason: Air bubble shines due to the refraction of light.
In refraction of light through a glass slab, the directions of the incident ray and the refracted ray are ______.
