Advertisements
Advertisements
प्रश्न
What do you understand by the Light?
Advertisements
उत्तर
Light is a form of energy that produces in us the sensation of seeing.
APPEARS IN
संबंधित प्रश्न
State three ways in which the image formed in a plane mirror differs from the image formed in a pin hole camera.
You are provided a convex mirror, a concave mirror and a plane mirror. How will you distinguish between them, without touching or using any other apparatus?
A boy is standing in front of a plane mirror at a distance of 3 m from it.
(i) What is the distance between the boy and his image?
(ii) If the boy moves 1 m backward, find the distance between the image and the boy.
Define the term Principle axis.
Complete the path of incident ray in the following case.
Which of the following ray diagrams is correct for the ray of light incident on a lens shown in figure?
 |
 |
| A | B |
 |
 |
| C | D |
Figure shows a ray of light as it travels from medium A to medium B. Refractive index of the medium B relative to medium A is
