Advertisements
Advertisements
प्रश्न
Define reflection.
Advertisements
उत्तर
The bouncing of light by any smooth or polished surface is called.
APPEARS IN
संबंधित प्रश्न
How will you explain the statement 'we cannot see the objects in a dark room'?
Write down four characteristics of image formed in a plane mirror.
In the figure is shown a concave mirror. A is a point on the principal axis. If an object O is kept at A, image is formed on A itself. Copy the diagram. Draw the image in the diagram. Is the image real or virtual?

Measure the distance PA and write it in the diagram. What is the distance PA called?
Mark a point B on the principal axis, at which, if a point source of light is kept, the rays travel parallel to principal axis after reflection from M. What is point B called?
Identify the following kind of beam of light.

Complete the path of incident ray in the following case.

The light ray gets _______ when it falls on any polished surface.
State the direction of incident ray which after reflection from a spherical mirror retraces its path. Give reason for your answer.
