Advertisements
Advertisements
प्रश्न
Advertisements
उत्तर
APPEARS IN
संबंधित प्रश्न
State four characteristics of the image formed by a plane mirror.
What is meant by lateral inversion of an image in a plane mirror ? Explain it with the help of a diagram.
Write down four characteristics of image formed in a plane mirror.
How many images will be formed when an object is placed between two parallel plane mirrors with their reflecting surfaces facing each other? Why do more distant images appear fainter?
An object 3 cm high produces a real image 4.5 cm high when placed at a distance of 20 cm from a concave mirror. Calculate:
- the position of image
- focal length of the concave mirror.
Identify the following kind of beam of light.
Draw two sets of rays of light to show the formation of an image of the letter as shown in figure p.
Define the term Principle axis.
Which of the following ray diagrams is correct for the ray of light incident on a lens shown in figure?
 |
 |
| A | B |
 |
 |
| C | D |
