Advertisements
Advertisements
प्रश्न
What do you understand by the term real image?
Advertisements
उत्तर
Real image: When rays of light after reflection or refraction actually meet at some other point” the image is real.
APPEARS IN
संबंधित प्रश्न
Explain the following term related to spherical lenses:- centres of curvature
A ray of light strikes a plane mirror at an angle of 40° to the mirror surface. What will be the angle of reflection?
A ray of light travels from a denser medium to a rarer medium. How will it bend?
What is a spherical mirror?
An object is placed at 4 cm distance in front of a concave mirror of radius of curvature 24 cm. Find the position of image. Is the image magnified?
An object 10 cm high is placed at a distance of 20 cm in front of a spherical mirror of focal length 25 cm. By scale drawing find the nature, position, and magnification of the image in the following case:
Convex mirror
Numerical problem.
The radius of curvature of a spherical mirror is 25 cm. Find its focal length.
What is the difference between virtual images of an object formed by a concave mirror and a convex mirror?
