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प्रश्न
Distinguish between real and virtual images.
फरक स्पष्ट करा
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उत्तर
difference between real and virtual images.
| Real images | Virtual images |
| it can be obtained on a screen | It can't be obtained on a screen |
| it is inverted (upside down with respect to the object) | It is erect with respect to the object |
| It is formed when two or more reflected rays intersect each other at a point in front of the mirror | It is formed when two or more reflected rays appear to intersect at a point behind the mirror |
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संबंधित प्रश्न
What is a virtual image?
Define the terms focus and focal length of a concave mirror. Draw diagram to illustrate your answer.
Name the mirrors shown in Figure (a) and (b).
State whether the image in part (a) is real or virtual?
Name the kind of mirror used to obtain:
A real and diminished image.
The radius of curvature of a convex mirror is 40 cm. Find its focal length.
An object 5 cm high is placed at a distance 60 cm in front of a concave mirror of focal length 10 cm. Find the position and size of the image.
Is real image always inverted?
Define linear magnification. Does it have any units? Write down a formula for the magnification produced by a concave mirror in terms of image distance and object distance.
The image formed in a plane mirror is always inverted.
