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प्रश्न
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उत्तर
Magnification = height of image / height of object.
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संबंधित प्रश्न
A simple microscope is used by watch repairers. Give reason.
Name the two types of spherical mirrors. What type of mirror is represented by the:
front side of a shining steel spoon?
The shiny outer surface of a hollow sphere of aluminium of radius 50 cm is to be used as a mirror:
What will be the focal length of this mirror?
A lens forms a real image 3 cm high of an object 1 cm high. If the separation of object and image is 15 cm, find the focal length of the lens.
If a spherical mirror breaks, what type of mirrors are the individual pieces?
Explain the meaning of the terms focus and focal length in case of a convex mirror, with the help of suitable ray diagram.
Define the following term:
concave mirror
Define the following term in relation to concave mirror.
Focal length
